CN108290439A - Ink cartridge and pen tool - Google Patents

Ink cartridge and pen tool Download PDF

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Publication number
CN108290439A
CN108290439A CN201680068332.0A CN201680068332A CN108290439A CN 108290439 A CN108290439 A CN 108290439A CN 201680068332 A CN201680068332 A CN 201680068332A CN 108290439 A CN108290439 A CN 108290439A
Authority
CN
China
Prior art keywords
bolt
main body
ink cartridge
lug boss
ink
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201680068332.0A
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Chinese (zh)
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CN108290439B (en
Inventor
星野贵宣
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
K K PILOT
Original Assignee
K K PILOT
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by K K PILOT filed Critical K K PILOT
Publication of CN108290439A publication Critical patent/CN108290439A/en
Application granted granted Critical
Publication of CN108290439B publication Critical patent/CN108290439B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43K—IMPLEMENTS FOR WRITING OR DRAWING
    • B43K5/00—Pens with ink reservoirs in holders, e.g. fountain-pens
    • B43K5/02—Ink reservoirs
    • B43K5/14—Exchangeable ink cartridges
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43K—IMPLEMENTS FOR WRITING OR DRAWING
    • B43K7/00—Ball-point pens
    • B43K7/02—Ink reservoirs; Ink cartridges
    • B43K7/08—Preventing leakage
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43K—IMPLEMENTS FOR WRITING OR DRAWING
    • B43K8/00—Pens with writing-points other than nibs or balls
    • B43K8/02—Pens with writing-points other than nibs or balls with writing-points comprising fibres, felt, or similar porous or capillary material
    • B43K8/03—Ink reservoirs; Ink cartridges

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Pens And Brushes (AREA)

Abstract

The present invention provides a kind of ink cartridge that can be used in both pen tool main bodys of pen tool main body and the anti-locking mechanism of unsuitable ink leakage for being suitble to the anti-locking mechanism of ink leakage.The ink cartridge (3) includes the bolt of the container (30) for the tubular for accommodating ink and the opening portion (31) of closed container (30),The bolt is opened by being set to the lug boss (22) of pen tool main body (2),The bolt includes the first bolt (40) and the second bolt (50),First bolt (40) has the bolt main body (41) chimeric with lug boss (22),Second bolt (50) has the through hole (51a) of the ink of the bolt main body (41) of the peripheral part (52) chimeric with the inner peripheral surface of opening portion (31) and chimeric first bolt (40),Inlay resultant force between the peripheral part (52) and the inner peripheral surface of opening portion (31) of second bolt (50) is more than the inlay resultant force between the bolt main body (41) and the through hole (51a) of the second bolt (50) of the first bolt (40),In addition,The peripheral part (52) of second bolt (50) can pass through the inner peripheral surface to the power at the rear of container (30) disengaging opening portion (30).

Description

Ink cartridge and pen tool
Technical field
The present invention relates to replaceable ink cartridge and have the pen tool of the ink cartridge, more particularly to has ink leakage and prevent The ink cartridge and pen of mechanism have.
Background technology
Conventionally, there is known having the pen tool of replaceable ink cartridge.Previous ink cartridge includes the tubular for accommodating ink Container and opening portion for the closed container bolt.Previous bolt is made of sphere or plectane.Corresponding with ink cartridge Pen tool main body on be provided with protrusion for opening bolt.
For example, pen tool 1 disclosed in Fig. 1 of Japanese Unexamined Patent Publication 2008-006794 bulletins (patent document 1) has for opening Put the lug 53a of the bolt 9 of ink cartridge 7.Lug 53a is set to connecting section 53.Connecting section 53 is mounted on the opening of ink cartridge 7 Portion.When connecting section 53 is pressed into the opening portion of ink cartridge 7, the peripheral portion of lug 53a pressing bolts 9.Bolt 9 is from ink as a result, The opening portion of core 7 is detached from.Later, the ink in ink cartridge 7 by connecting section 53 to ink attract deposits body 3 supply.
However, there are the following problems for the pen tool 1 of patent document 1：When removing the ink cartridge 7 used from connecting section 53, The ink remained in ink cartridge 7 is leaked from opening portion.Therefore, explanation of the applicant in International Publication No. 2015/041202 The pen tool for having the anti-locking mechanism of ink leakage is proposed in book (patent document 2).
For example, pen tool 101 disclosed in (a)~(c) of Fig. 4 of patent document 2 has pen tool main body 102 and ink cartridge 106.The center for having main body 102 in pen is provided with rodlike lug boss 152.In addition, forming small protrusion on the top of lug boss 152 155.Small raised 155 have the function of public fitting portion.On the other hand, ink cartridge 106 has bolt 108.Bolt 108 can be relative to ink The opening portion 172 of water core 106 freely dismounts.The top of bolt 108 is provided with aperture 183.Aperture 183 has female fitting portion Function.
When ink cartridge 106 be pressed into pen have main body 102 when, small raised the 155 of lug boss 152 with 182 phase of aperture of bolt 108 It is chimeric.Lug boss 152 is to keep small raised 155 states chimeric with aperture 182 to press bolt 108.Bolt 108 is from ink cartridge as a result, 106 opening portion 172 is detached from.Later, the ink in ink cartridge 106 by ink guide portion 151 to ink attract deposits body 104 supply It gives.
On the other hand, when extracting the ink cartridge 106 used from pen tool main body 102, with small raised 155 chimeric bolt 108 are re-inserted into the opening portion 172 of ink cartridge 106.When release small raised 155 and aperture 182 it is chimeric when, bolt 108 with ink The opening portion 172 of water core 106 is chimeric.The opening portion 172 of ink cartridge 106 is closed by bolt 108 as a result,.As a result, preventing Remain in the leakage of the ink in ink cartridge 106.
Existing technical literature
Patent document
Patent document 1：Japanese Unexamined Patent Publication 2008-006794 bulletins
Patent document 2：No. 2015/041202 specification of International Publication No.
Invention content
Problems to be solved by the invention
The pen of ＜ and old product has the compatible ＞ of main body
As described above, the pen tool 101 of patent document 2 has when replacing ink cartridge 106, it can prevent remaining ink from letting out The beneficial effect of leakage.However, the ink cartridge 106 of patent document 2 has following problem, it can not be suitable for such as patent document 1 The disclosed pen tool 1 that lug 53a is provided in connecting section 53.That is, the pen tool 1 of patent document 1 is configured to through lug 53a It presses the peripheral portion of bolt 9 and bolt 9 is made to be detached from.In contrast to this, the pen tool 101 of patent document 2 is configured to bolt 108 by being set to pen Have the lug boss 152 in the center of main body 102 and is detached from.The lug 53a for being set to pen tool 1 of patent document 1 can not make patent The bolt 108 of the ink cartridge 106 of document 2 is detached from.That is, the ink cartridge 106 of patent document 2 can not be in such as patent document 1 for opening Put bolt structure it is different pen tool 101 in use.
The problem of ink cartridge 106 of above patent document 2 is that product supplier is real when old product is changed to new product The problem of border occurs.That is, product supplier also should after starting offer and having the new product of the anti-locking mechanism of ink leakage Continue to provide the ink cartridge for being suitable for old product.The pen tool for subscribing replaceable ink cartridge reuses pen tool main body.If because of production Product provider provides new product, and stops the offer of the ink cartridge of old product, then can waste the pen for the old product that can also be used Has main body.This, which has been violated, reuses pen tool main body to reduce the ecological requirement of the wasting of resources.On the other hand, lasting to provide New and old two kinds of ink cartridges can bring financial burden to product supplier.In addition, new and old two kinds of ink cartridges and being stored in market, can make new The user of both product and old product is chaotic.
The compatible ＞ of ＜ and old product ink cartridge
On the other hand, the pen tool main body 102 of patent document 2 has following problem：It can not be public suitable for such as patent document 1 It is opening, be embedded with the ink cartridge 7 of disk-shaped bolt 9 in the opening portion inner peripheral surface of container 8.I.e., it is difficult to have with the pen of patent document 2 The lug boss 152 for being set to center of main body 102 is swimmingly detached from the bolt 9 of the ink cartridge 7 of patent document 1.This is because circle The bolt 9 of plate is detached from by pivoting about diametric axis from the inner peripheral surface of the opening portion of container 8.Even if The lug boss 152 of patent document 2 presses the center of bolt 9, also can not bolt-revolving 9.In particular, the central shape of the bolt 9 in patent document 1 At the cylindrical projection on the surface and the inside for being useful for difference bolt 9.The lug boss 152 of the cylindrical projection and patent document 2 occurs dry It relates to, to be difficult to swimmingly remove bolt 9 by lug boss 152.
The present invention proposes in view of the above problems, it is intended that
First, providing can be in the pen tool main body and the anti-locking mechanism of unsuitable ink leakage for being suitble to the anti-locking mechanism of ink leakage Pen tool main body the two in the ink cartridge that uses,
Second, providing can be in the ink cartridge and the anti-locking mechanism of unsuitable ink leakage for being suitble to the anti-locking mechanism of ink leakage The pen tool main body used in ink cartridge the two,
Third provides the pen tool for having above-mentioned ink cartridge and/or pen tool main body.
The technical solution solved the problems, such as
(1) the first ink cartridge according to the present invention has the container of tubular for accommodating ink and opening for the closed container The bolt of oral area, the lug boss that the bolt has main body by being set to pen open, and the bolt includes the first bolt and the second bolt, and described the There is one bolt the bolt main body chimeric with the lug boss, second bolt to have the periphery chimeric with the inner peripheral surface of the opening portion The through hole of the ink of the bolt main body of portion and chimeric first bolt can pass through the lug boss and release first bolt Bolt main body and the through hole of second bolt between Qian He power towards the rear of the container can be utilized to make in turn The peripheral part of second bolt is detached from the inner peripheral surface of the opening portion.
(2) preferably, in above-mentioned (1) ink cartridge, between the peripheral part and the inner peripheral surface of the opening portion of second bolt Inlay resultant force be more than first bolt bolt main body and the through hole of second bolt between inlay resultant force.
(3) preferably, in the ink cartridge of above-mentioned (1) or (2), the inner peripheral surface of the composition through hole of second bolt is formed as The taper extended towards the rear of the container.
(4) preferably, in the ink cartridge of any one of above-mentioned (1)~(3), first bolt have flange, the flange from The bolt main body is prominent to the inner peripheral surface of the opening portion, and the ink can be made to pass through.
(5) preferably, in the ink cartridge of any one of above-mentioned (1)~(4), step is provided on the inside of the container Portion, the stage portion limit first bolt and rearward move by being abutted with first bolt for being detached from second bolt.
(6) preferably, in the ink cartridge of any one of above-mentioned (1)~(5), female fitting portion is provided in the bolt main body Or public fitting portion, mother's fitting portion or the male fitting portion can be chimeric with the pen tool lug boss of main body.
(7) preferably, in the ink cartridge of above-mentioned (6), female fitting portion is provided on the inside of the bolt main body, it is described Female fitting portion includes the hole of the front openings only to the bolt main body and is set to the annular recessed portion of the inner peripheral surface in the hole.
(8) preferably, in the ink cartridge of any one of above-mentioned (1)~(7), the opening portion of the container has 13mm or more And 23mm outer diameters below.
(9) preferably, in the ink cartridge of above-mentioned (8), the internal diameter of the opening portion of the container is within the scope of 10~22mm.
(10) pen of the invention tool has ink cartridge described in any one of above-mentioned (1)~(9) and described can replace The mode of ink cartridge installs the pen tool main body of the ink cartridge, and lug boss is provided in pen tool main body,
The lug boss is rearward protruded from pen tool main body, and can open the first bolt or second of the ink cartridge Any bolt in bolt.
(11) preferably, in the pen tool of above-mentioned (10), the lug boss has in short side direction can be in second bolt Through hole in by width, the lug boss can be chimeric with the bolt main body of the first bolt, the lug boss with it is described Inlay resultant force between bolt main body is less than the inlay resultant force between the peripheral part and the inner peripheral surface of the opening portion of second bolt.
(12) preferably, in the pen tool of above-mentioned (11), male fitting portion or female fitting portion, institute are provided on the lug boss It states male fitting portion or female fitting portion can be chimeric with the bolt main body.
(13) preferably, in the pen tool of above-mentioned (12), female fitting portion is provided on the inside of the bolt main body, the mother is embedding Conjunction portion includes the hole of the front openings only to the bolt main body and is set to the annular recessed portion of the inner peripheral surface in the hole, described convex The top in the portion of rising is provided with the public fitting portion, and the public affairs fitting portion has can be embedding with the arbitrary portion in the annular recessed portion The multiple convex surfaces closed.
(14) preferably, the pen of any one of above-mentioned (11)~(13) tool in, the lug boss short side direction have with The roughly equal width of the diameter of the through hole of second bolt, the lug boss draw the through hole when being inserted into the through hole It is divided into two parts.
(15) preferably, in the pen tool of above-mentioned (14), the lug boss is set to the center of partition wall, and the partition wall is drawn The inside for dividing the pen tool main body, is provided at least two perforations that the lug boss is clipped in the middle on the partition wall Hole is provided at least two flow paths corresponding with the through hole in the side of the lug boss, and the flow path is by along front and back The groove portion that direction extends is constituted.
(16) preferably, it in the pen of any one of above-mentioned (11)~(15) tool, is provided in pen tool main body closed Interconnecting piece, the airtight connection portion are made of the wall portion of the tubular around the lug boss, and the airtight connection portion has energy It reaches and the closed chimeric peripheral surface of the inner peripheral surface of the opening portion.
(17) preferably, in the pen tool of above-mentioned (10), it is provided with airtight connection portion in pen tool main body, it is described closed Interconnecting piece has and can be arranged in the closed company with the closed chimeric peripheral surface of the inner peripheral surface of the opening portion, the lug boss In socket part, the lug boss is rearward protruded from the airtight connection portion, is pressed to the rear of the container by the lug boss The peripheral portion for pressing second bolt can open second bolt.
(18) preferably, have in the pen of any one of above-mentioned (12)~(16), be provided on the inside of the bolt main body female embedding Conjunction portion, mother's fitting portion include the ring-type in the hole and the inner peripheral surface for being set to the hole of the front openings only to the bolt main body Recess portion is provided with the public fitting portion on the top of the lug boss, and the public affairs fitting portion has can be with the annular recessed portion The chimeric multiple convex surfaces of arbitrary portion, the top of the public fitting portion is provided with the first minute protrusions, described first is small Protrusion deviates the center of the public fitting portion and is located at side, and first minute protrusions are rearward dashed forward from the public fitting portion Go out, first minute protrusions have when the male fitting portion with it is described mother fitting portion it is chimeric when not with the bolt body contact Length.
(19) preferably, in the pen tool of above-mentioned (18), the top of the public fitting portion is provided with the second minute protrusions, institute It states the second minute protrusions to deviate the center of the public fitting portion and be located at the other side, second minute protrusions are chimeric from the public affairs Portion rearward protrudes, and second minute protrusions have the length more shorter than first minute protrusions, small described second It is raised to be formed with gap between first minute protrusions.
(20) preferably, the pen in above-mentioned (19) has, the institute between first minute protrusions and second minute protrusions Gap is stated, deviates the center of the public fitting portion and is located at by the position of the other side.
(21) preferably, have in the pen of any one of above-mentioned (18)~(20), the top end face of first minute protrusions has Area more smaller than the sectional area of the horizontal direction of first minute protrusions of plumbness.
(22) preferably, in the pen tool of above-mentioned (21), two opposite sides of first minute protrusions are from described the The lateral public fitting portion in the top of one minute protrusions tilts.
(23) preferably, in the pen of above-mentioned (21) or (22) tool, the top end face of second minute protrusions has than vertical The smaller area of sectional area of the horizontal direction of second minute protrusions of state.
(24) preferably, in the pen tool of above-mentioned (23), two opposite sides of second minute protrusions are from described the The lateral public fitting portion in the top of two minute protrusions tilts.
(25) the second ink cartridge according to the present invention is suitable for any one of above-mentioned (19)~(24) pen and has main body Ink cartridge, the ink cartridge have accommodate ink tubular container and the closed container opening portion disk-shaped bolt, The center of the bolt is provided with cylindrical projection, the length of the cylindrical projection is more micro- than first minute protrusions and described second The depth in the gap between small protrusion is short, and the diameter of the cylindrical projection is than first minute protrusions and described second The width in the gap between minute protrusions is short.
It should be noted that in the present specification, term " front " refers to direction and the ink cartridge of the pen tip of pen tool The direction of opening portion, term " rear " refer to the direction opposite with front.
Invention effect
The ink cartridge of the present invention can be anti-in the pen tool main body and unsuitable ink leakage for being suitble to the anti-locking mechanism of ink leakage It is used in pen tool main body the two of locking mechanism.That is, the ink cartridge of the present invention can be in different two kinds of the structure for opening bolt It is used in pen tool main body.In addition, the ink cartridge of the present invention be suitable for having the new product of the anti-locking mechanism of ink leakage pen tool and Do not have both pen tools of the old product of the anti-locking mechanism of ink leakage.Therefore, product supplier can be when switching new old product, only A kind of ink cartridge for having the present invention is provided to market.In addition, the user of both new product and old product is in selection market On a kind of ink cartridge.
On the other hand, the pen tool main body for having minute protrusions of the invention, can be suitble to the anti-locking mechanism of ink leakage It is used in both ink cartridge and the ink cartridge of the anti-locking mechanism of unsuitable ink leakage.That is, the pen for having minute protrusions of the present invention Have main body, the bolt of the ink cartridge of the anti-locking mechanism of ink leakage can be will be provided with and do not have the ink cartridge of the anti-locking mechanism of ink leakage Both bolts swimmingly open.Therefore, when old product is just switched to new product, even if circulating new and old two kinds in the market In the case of ink cartridge, the pen tool main body of new product can also use new and old ink cartridge.
Description of the drawings
Figure 1A~Fig. 1 C show the pen tool of the ink cartridge including embodiment of the present invention.Figure 1A indicates the pen tool The sectional view of vertical direction.Figure 1B is the sectional view for the horizontal direction for indicating the pen tool.Fig. 1 C are the partial enlarged views of Figure 1B.
Fig. 2A is the vertical direction for indicating the ink cartridge shown in figure 1A being mounted on the state before pen tool main body Sectional view.Fig. 2 B are the partial enlarged views of Fig. 2A.
Fig. 3 A are the stereograms for indicating to constitute the first bolt of the ink cartridge.Fig. 3 B are to indicate to constitute the of the ink cartridge The stereogram of two bolts.Fig. 3 C are the stereograms for indicating to constitute the intermediate member of the pen tool main body.
Fig. 4 A~Fig. 4 C are to indicate to be mounted to the Vertical Square of the process until pen has main body until the ink cartridge To main portions sectional view.Fig. 4 D~Fig. 4 F are the main portions section views of horizontal direction corresponding with Fig. 4 A~Fig. 4 C respectively Figure.
Fig. 5 A~Fig. 5 C are the vertical direction for indicating process until removing the ink cartridge from pen tool main body Main portions sectional view.Fig. 5 D~Fig. 5 F are the main portions sectional views of horizontal direction corresponding with Fig. 5 A~Fig. 5 C respectively.
Fig. 6 A be indicate include the ink cartridge other tool vertical direction sectional view.Fig. 6 B and Fig. 6 C are to indicate The main portions of the vertical direction of process until the pen that the ink cartridge is installed to other tools has main body cut open View.
Fig. 7 A~Fig. 7 D show the ink cartridge of second embodiment of the invention.Fig. 7 A indicate to constitute the ink cartridge The stereogram of first bolt.Fig. 7 B are the stereograms for indicating to constitute the container of the ink cartridge.Fig. 7 C and Fig. 7 D are the containers Sectional view.
Fig. 8 A are the stereograms of the intermediate member for the pen tool main body for indicating second embodiment of the invention.Fig. 8 B are to indicate institute State the enlarged drawing of the lug boss of intermediate member.
Fig. 9 A are the vertical views for indicating the lug boss.Fig. 9 B are the side views for indicating the lug boss.
Figure 10 is the sectional view for indicating the intermediate member and disk-shaped bolt.
Figure 11 A and Figure 11 B are the figures for the pen tool main body for being equipped with the ink cartridge for having the anti-locking mechanism of ink leakage.Figure The main portions sectional view that 11A is vertically oriented, the main portions sectional view that Figure 11 B are horizontally oriented.
Figure 12 A~Figure 12 C are to indicate have until the ink cartridge for not having the anti-locking mechanism of ink leakage is installed to the pen The main portions sectional view of the horizontal direction of process until main body.Figure 12 D are the main portions of vertical direction corresponding with Figure 12 C Position sectional view.
Figure 13 A are the main portions sectional views of the intermediate member for the pen tool main body for indicating third embodiment of the invention.Figure 13B is the main of the horizontal direction for indicating to be mounted on the ink cartridge for not having the anti-locking mechanism of ink leakage in pen tool main body Position sectional view.
Specific implementation mode
Hereinafter, being described with reference to the embodiment of the ink cartridge and pen tool of the present invention.It should be noted that the present invention Ink cartridge and pen tool are not limited to embodiments described below.
＜ tool ＞
As described in Figure 1A and Figure 1B, the pen tool 1 of present embodiment includes pen tool main body 2 and ink cartridge 3.Ink cartridge 3 accommodates In in the beam barrel 11 that pen has main body 2.Beam barrel 11 is made of front axle 11A and rear axle 11B.Front axle 11A and rear axle 11B pass through screw thread spiral shell It closes and can removably combine.The ink cartridge 3 being contained in beam barrel 11 can be carried out by removing rear axle 11B from front axle 11A It replaces (with reference to Fig. 2A).
＜ ink cartridges ＞
As shown in Figure 2 A, the ink cartridge 3 of present embodiment includes the container 30 and closed container 30 for the tubular for accommodating ink Opening portion 31 bolt 40,50.
Container 30 is the component of cylindrical shape, and front end is provided with opening portion 31, has bottom in rear end.
Ink (not shown) is accommodated in container 30.Inner peripheral surface at the rear of container 30, by a manner of equally spaced Form multiple ribs 32.Each rib 32 keeps the flowing of the ink in container 30 smooth.In addition, the top end face of each rib 32 formed it is multiple Stage portion 32a, the stepped portions are in the rear of opening portion 31.
Container 30 is manufactured by the injection molding or blow molding of synthetic resin.The materials'use of container 30 is for example poly- The synthetic resin such as propylene.It is preferred that container 30 is manufactured by transparent or semitransparent synthetic resin, with can visual identity be contained in it The color and surplus of internal ink.It is preferred that the opening portion of container 30 has 13mm or more 23mm outer diameters below.For example, The outer diameter of the opening portion of container 30 can be set as about 18mm.Thereby, it is possible to control the beam barrel 11 of pen tool 1, keep its thickness appropriate. On the other hand, preferably the opening portion of container 30 has the internal diameter within the scope of 10~22mm.For example, the opening of more preferable container 30 The internal diameter in portion is in the range of 16~17mm.Container 30 can obtain sufficient intensity as a result, and can be accommodated in container 30 The ink of sufficient amount.
As the ink being contained in container 30, such as use board oily ink.Board oily ink packet Containing solvent and additive.For example, the solvent of board oily ink uses the solvent for mixing ethyl alcohol and isopropanol.Separately Outside, the additive of board oily ink uses the additive such as pigment, resin, remover.Board oily ink, By containing above-mentioned solvent and additive, the drying property and erasability of writing are excellent.It should be noted that not to being contained in container Ink in 30 makes special restriction.For example, the ink being contained in container 30 can be the oiliness ink not comprising remover Water or using water as the water-based ink of main solvent.
Here, the ink cartridge 3 of present embodiment has the anti-locking mechanism of ink leakage.The anti-locking mechanism of ink leakage, energy It is enough when removing ink cartridge 3 from pen tool main body 2, utilize the opening portion 31 of the closed container 30 again of bolt 40,50.In addition, this implementation The bolt 40,50 of mode can be by being suitble to the pen of the anti-locking mechanism of ink leakage to have main body 2 and the anti-locking mechanism of unsuitable ink leakage Both pen tool main bodys 4 of Fig. 6 A open.
As shown in Figure 2 B, the bolt of ink cartridge 3 is made of the first bolt 40 and the second bolt 50.First bolt 40 and the second bolt 50 pass through The single bolt of the opening portion 31 of closed container 30 is fitted into and constituted each other.Fig. 3 A and Fig. 3 B are shown the first bolt 40 and the second bolt The state of 50 separation.
As shown in Fig. 2 B and Fig. 3 A, the first bolt 40 includes the bolt main body 41 and 4 flanges 42 of cylindrical shape.Bolt main body 41 with set The through hole 51a phases for being placed in the ink of the second bolt 50 are fitted into.The hole 41a being only open forwards is formed in bolt main body 41.Hole 41a Not perforation bolt main body 41.In hole, the inner peripheral surface of 41a is provided with annular recessed portion 41b.
As shown in Figure 1 C, hole 41a is constituted embedding for the mother chimeric with the pen tool lug boss 22 of main body 2 with annular recessed portion 41b Conjunction portion.That is, the top for having the lug boss 22 of main body 2 in pen is provided with the small protrusion 22A as public fitting portion.Small protrusion 22A tools There is a pair of of protrusion 22a.When the small protrusion 22A of lug boss 22 to be inserted into the hole 41a of bolt main body 41, a pair of of protrusion 22a and ring-type Any part in recess portion 41b is chimeric.
Here, keeping the wall thickness of the tip side part 41c of bolt main body 41 slightly thin.The thin tip side part 41c of wall thickness is by outer Power and be easily deformed.The tip side part 41c of bolt main body 41 is swimmingly chimeric with the through hole 51a phases of the second bolt 50 as a result,.This Outside, periphery tapered portion 41d and inner circumferential tapered portion 41d are formed in the circular end face of the tip side part 41c of bolt main body 41.Periphery Tapered portion 41d guides the tip side part 41c of bolt main body 41 into the through hole 51a of the second bolt 50.The top of bolt main body 41 as a result, One end side portion 41c is more swimmingly chimeric with the through hole 51a phases of the second bolt 50.On the other hand, inner circumferential tapered portion 41d is to bolt main body The small protrusion 22A of pen tool main body 2 is guided in 41 hole 41a.The protrusion 22a of small protrusion 22A will not be with the entrance of hole 41a as a result, Collision.As a result, the protrusion 22a of small protrusion 22A is more swimmingly chimeric with the annular recessed portion 41b phases in the 41a of hole.
As shown in Fig. 2 B and Fig. 3 A, 4 flanges 42 are radial and separate and be equally spaced in the rear end of bolt main body 41. Flange 42 is made of the inboard portion and exterior portion of right angle warpage, has fan shape on the whole.Inboard portion is in flange 42 Front surface form chimeric recess portion 42a.Exterior portion forms abutting part 42b in the rear surface of flange 42.It is fitted into recess portion 42a and supports Socket part 42b all has circular shape.Chimeric recess portion 42a is mutually chimeric with the cylindrical body 51 of aftermentioned second bolt 50.Another party Face, abutting part 42b and the stage portion 32a of said vesse 30 are abutted against.4 intervals between flange 42 are respectively formed slit The ink via 42c of shape.When the first bolt 40 and the second bolt 50 chimeric is released from, the ink in container 30 passes through ink via 42c flows to 31 side of opening portion.Later, ink, which is supplied by the through hole 51a of the second bolt 50 to pen, has main body 2 (or 6).
As seen in figs. 2 b and 3b, the second bolt 50 includes cylindrical body 51 and shaped outer circumferential portion 52.Cylindrical body 51 Constitute the through hole 51a of above-mentioned ink.Specifically, through hole 51a is made of the inner peripheral surface of cylindrical body 51.Through hole 51a is open with the two directions of rear forwards.The opening at the rear of through hole 51a becomes the bolt main body 41 of above-mentioned first bolt 40 Entrance.The tapered portion substantially rearward extended from the center of through hole 51a is formed in the inner peripheral surface of cylindrical body 51 51b.The tip side part 41c of bolt main body 41 is guided into the center of through hole 51a by tapered portion 51b.The top of bolt main body 41 as a result, Side section 41c is more swimmingly embedded in the through hole 51a of the second bolt 50.
Shaped outer circumferential portion 52 is provided around the outside of cylindrical body 51.Shaped outer circumferential portion 52 has circular section shape Shape.The outer diameter of shaped outer circumferential portion 52 is corresponding with the internal diameter of opening portion 31 of container 30.As shown in Figure 3B, in shaped outer circumferential portion 52 On, circular side is provided with fitting projection 52a.As shown in Figure 2 B, fitting projection 52a and the opening in container 30 is set Annular recessed portion on the inner peripheral surface in portion 31 is chimeric.For example, the fitting projection 52a of present embodiment is configured to cross annular recessed portion simultaneously It is mutually chimeric with annular recessed portion.Annular convex is respectively formed with before and after annular recessed portion.It is cyclic annular convex that fitting projection 52a crosses front Portion and be combined with the chimeric recess portion at the rear.In addition, being configured to when by the power to the rear of container 30 in fitting projection 52a When pressing, crosses the annular convex at rear and be detached from from the inner peripheral surface of the opening portion of container 30 31.
Here, 3 between illustrating the opening portion 31 of the first bolt 40, the second bolt 50 and container 30 with reference to Fig. 2 B are chimeric Power.Fig. 2 B indicate the chimerism of the opening portion 31 of the first bolt 40 of not used ink cartridge 3, the second bolt 50 and container 30. That is, the ink cartridge 3 of present embodiment is circulated in the market with the chimerism of the bolt 40,50 shown in Fig. 2 B.
In fig. 2b, the bolt main body 41 of the first bolt 40 is embedded in the through hole 51a of the second bolt 50.By bolt main body 41 with pass through Inlay resultant force between the 51a of hole is referred to as " the first inlay resultant force ".In addition, the cylindrical shape of 4 flanges 42 and the second bolt 50 of the first bolt 40 The rear of main body 51 is mutually fitted into.Inlay resultant force between each flange 42 and cylindrical body 51 is referred to as " the second inlay resultant force ".This Outside, the shaped outer circumferential portion 52 of the second bolt 50 is mutually chimeric with the inner peripheral surface of the opening portion 31 of container 30 via fitting projection 52a.By ring Inlay resultant force between shape peripheral part 52 and the inner peripheral surface of opening portion 31 is referred to as " third inlay resultant force ".
Third inlay resultant force is more than the resultant force of the first inlay resultant force and the second inlay resultant force.Even if that is, being more than to the application of the first bolt 40 In the case of the power of the resultant force of first inlay resultant force and the second inlay resultant force, the opening portion 31 of the second bolt 50 and container 30 can not be released Between it is chimeric.In the case, the Qian He between the first bolt 40 and the second bolt 50 is only released.It is more than when applying to the second bolt 50 When the power of third inlay resultant force, the chimeric between the second bolt 50 and the opening portion 31 of container 30 is released from.
On the other hand, the first inlay resultant force is set as smaller value, so as to be easy between the first bolt 40 and the second bolt 50 embedding It closes.The first bolt 40 can be released from and then secondary and through hole in the chimeric between the through hole 51a of the second bolt 50 as a result, 51a is chimeric.Second the first inlay resultant force of chimeric force compensating, in not used ink cartridge 3 between first bolt 40 and the second bolt 50 Chimeric cannot easily release.
Here, the resultant force of the first inlay resultant force and the second inlay resultant force is for example set in the range of 0.5kgf~4kgf, preferably It is set in the range of 1kgf~2kgf.The resultant force of first inlay resultant force and the second inlay resultant force can for example be set as 1.5kgf.Separately On the one hand, third inlay resultant force is for example set in the range of 4kgf~10kgf, is preferably set in the range of 4kgf~8kgf. Third inlay resultant force can for example be set as 7kgf.The specific example of inlay resultant force again between first bolt 40 and the second bolt 50 will be rear Face explanation.
In addition, " chimeric " for generating first, second and third inlay resultant force can use various structures.Constitute ink The container 30 of core 3, the first bolt 40 and the second bolt 50 can be used as chimeric, face are chimeric or concave-convex chimeric various structures.More It refers to that the second protrusion is crossed and the structure that combines in the first protrusion to cross chimeric.Face is chimeric refer to by the first face be tightly attached to second face by In conjunction with structure.Bumps are chimeric to refer to that concave shape is consistent with convex form and the structure of combination.
＜ tool main body ＞
As shown in Figure 1A and Fig. 2A, the pen of present embodiment tool main body 2 include beam barrel 11, pen tip 12, ink attract deposits body 13, Pen cap 14 and intermediate member 20.As described above, the beam barrel 11 of present embodiment is made of front axle 11A and rear axle 11B.Pen tip 12, ink attracts deposits body 13 and intermediate member 20 is arranged in front axle 11A.Hereinafter, being said to front axle 11A and rear axle 11B It is bright, later, attracts deposits body 13 to pen tip 12, ink and intermediate member 20 illustrates.
Front axle 11A and rear axle 11B is hollow cylindrical body, is manufactured by the injection molding of synthetic resin.Front axle 11A and The material of rear axle 11B synthetic resin such as using polypropylene, polyethylene.
As shown in Figure 2 A, the front end of front axle 11A is provided with the front aperture for keeping pen tip 12.The front aperture and front axle The inner space of 11A is connected.The rear end for being maintained at the pen tip 12 of front aperture is projected into the inner space of front axle 11A.Here, The inner peripheral surface of front aperture is formed with not shown rib.The rib is protected pen tip 12 by the peripheral surface of pressure contact pen tip 12 It is held in front aperture.In addition, the rib forms air flue between the peripheral surface of pen tip 12 and the inner peripheral surface of front aperture.
Ink attract deposits body 13 be accommodated in front axle 11A inner space front.The rear end of above-mentioned pen tip 12 is inserted into ink Water is attracted deposits in body 13.It is formed in the inner peripheral surface of front axle 11A and attracts deposits the corresponding a plurality of rib of body 13 with ink.Each rib each other across Interval is extended parallel to along the front-rear direction of front axle 11A.Each rib is attracted deposits the peripheral surface of body 13 by contacting with pressure ink, will Ink body 13 of attracting deposits is maintained at the inner space of front axle 11A.The peripheral surface and front axle of body 13 in addition, each rib is attracted deposits in ink Air flue is formed between the inner peripheral surface of 11A.
The ink that intermediate member 20 is embedded in the inner space of front axle 11A is attracted deposits the rear of body 13.In front axle 11A Circumferential surface is provided with cyclic rib (not shown).The cyclic rib is mutually chimeric with the peripheral surface of intermediate member 20.Intermediate member 20 as a result, It is maintained at the specified position in the inner space of front axle 11A.Above-mentioned ink cartridge 3 is installed on intermediate member 20.
Inner peripheral surface at the rear of front axle 11A is provided with internal thread.On the other hand, in the peripheral surface in the front of rear axle 11B It is provided with external screw thread.Front axle 11A and rear axle 11B by these internal threads and it is externally threaded screw togather, mutually tied in a manner of removable It closes.Rear axle 11B coverings are installed on the ink cartridge 3 of intermediate member 20.It is preferred that rear axle 11B is by transparent or semitransparent synthetic resin system Make, with can visual identity be contained in the color and surplus of the ink in ink cartridge 3.
The pen tip 12 of present embodiment is, for example, to mark pen core.Mark pen core can be by will be such as polyester fiber, acrylic fibers The synthetic resin fiber process of dimension, nylon fiber etc. is manufactured at rodlike.The front end of pen tip 12 shown in the accompanying drawings is ground to Shell shape.There is no particular limitation for the front end geometry of pen tip 12.For example, the front end of pen tip 12 can be processed into chisel spade.In addition, pen Point 12 is not limited to label pen core.The pen tip of such as refill for ball-point pen, pen can be used as pen tip 12.
The ink of present embodiment attracts deposits body 13 by being for example processed into the synthetic resin fiber such as columned polyester fiber It constitutes.Ink attract deposits body 13 peripheral surface by cylindric film coated.For example, using poly terephthalic acid as thin-film material Second diester.For ink attracts deposits body 13, as long as ink can be temporarily held, it is constructed without particular determination.For example, making For ink attract deposits body 13 can be used constitute pen pen core.Pen core is provided with the undulatory component of the slot of multiple levels, energy Enough temporarily hold ink.
The structure of the intermediate member 20 of present embodiment is shown in Figure 1A, Figure 1B, Fig. 2A and Fig. 3 C.For example, intermediate Component 20 is manufactured by the injection molding of synthetic resin.The material of intermediate member 20 can be used such as polypropylene, polyethylene Synthetic resin.Intermediate member 20 is used to ink cartridge 3 being installed on the component that pen has main body 2.The ink warp being contained in ink cartridge 3 It is supplied from intermediate member 20 to ink body 13 of attracting deposits.
As shown in Figure 2 A, intermediate member 20 has the partition wall for the inner space for dividing front axle 11A.The shape on the partition wall At there are two through hole 21a.Two pipes 21 being connected to each through hole 21a are provided in the face in the front of partition wall.It is another Aspect is provided with lug boss 22 and airtight connection portion 23 in the face at the rear of partition wall.In addition, in the peripheral surface of intermediate member 20 On be formed with circular step portion.Intermediate member 20, which is embedded on the inner peripheral surface of front axle 11A, is formed by the cyclic rib.As a result, Intermediate member 20 is maintained at the inner space of front axle 11A.The inner space of front axle 11A is closed by intermediate member 20, only It is formed in the inside and outside of two through hole 21a connections inner spaces of partition wall.Two through hole 21a are used for will be in inner space Air is changed to ink.The front end side of two pipes 21 is inserted in ink and attracts deposits body 13.Ink passes through a supply of pipe 21 to ink Water is attracted deposits body 13.Along with the supply of ink, air is extruded from inner space.Air is expelled to internal sky by another pipe 21 Between outside.
Lug boss 22 only opens the first bolt 40 of ink cartridge 3, and the anti-locking mechanism of the ink leakage of ink cartridge 3 is made effectively to move Make.Lug boss 22 is configured at the center of the partition wall of intermediate member 20.The position of lug boss 22 and the first bolt 40 of ink cartridge 3 Position is corresponding.It is as described above, the top of lug boss 22 is provided with small protrusion 22A.Small protrusion 22A is constituted for first The chimeric public fitting portion of bolt 40.Small protrusion 22A has corresponding with the diameter of hole 41a of bolt main body 41 for being set to the first bolt 40 Width.As shown in Fig. 1 C and Fig. 3 C, a pair of of protrusion 22a is formed in the two sides of small protrusion 22A.When the small protrusion of lug boss 22 When 22A is inserted into the hole 41a of bolt main body 41, a pair of of protrusion 22a is embedded in any part in annular recessed portion 41b.Lug boss 22, one Side maintains being fitted into for protrusion 22a and annular recessed portion 41b, on one side only rearward presses the first bolt 40, by the first bolt 40 and second Chimeric releasing (A and Figure 1B referring to Fig.1) between bolt 50.
Here, the lug boss 22 of present embodiment has the function that the path for flowing ink and air is divided into two. That is, lug boss 22 is located between two through hole 21a.The side of lug boss 22 be formed with respectively with 21a pairs of each through hole The two flow path 22b answered.Each flow path 22b is that substantially semi-circular groove portion is constituted by the section extended along anteroposterior direction.Such as Shown in Figure 1A and Figure 1B, lug boss 22 has lateral width almost equal with the diameter of through hole 51a of the second bolt 50.When When such lug boss 22 is threaded through hole 51a, through hole 51a is divided into two parts.One flow path of lug boss 22 The side that 22b passes through through hole 51a.The other side that another flow path 22b of lug boss 22 passes through through hole 51a.Ink as a result, It is flowed in a flow path 22b of lug boss 22, air flows in another flow path 22b of lug boss 22.Air flowing Another flow path 22b will not be blocked (liquid tight condition) by ink.Keep as a result, front axle 11A inner space and ink cartridge 3 it is interior Pressure is balanced.As a result, always steadily ink is supplied to pen tip 12, so as to form stable notes without will produce writing It is fuzzy.
Airtight connection portion 23 is for the part with 3 airtight connection of ink cartridge.Air-tight connection portion 23 is by surrounding lug boss 22 Tubular wall portion constitute.Airtight connection portion 23 has can be closed chimeric outer with the inner peripheral surface of the opening portion 31 of ink cartridge 3 Circumferential surface.By this airtight connection portion 23, make the inner space of front axle 11A and the inside of the container 30 of ink cartridge 3 with closed Condition communication.
The installation ＞ of ＜ ink cartridges
In the following, with reference to Fig. 2A, Fig. 2 B and Fig. 4 A~Fig. 4 F explanations until ink cartridge 3 is mounted to pen and has main body 2 Process.
As shown in Figure 2 A, pen tool main body 2 and not used ink cartridge 3 are the state being separated from each other.It is shown not in Fig. 2 B Chimerism between the first bolt 40 and the second bolt 50 of the ink cartridge 3 used.In not used ink cartridge 3, the first bolt 40 Bolt main body 41 tip side part 41c be fitted to dearly the second bolt 50 through hole 51a front end.In addition, the first bolt 40 Each flange 42 chimeric recess portion 42a it is chimeric with the rear of cylindrical body 51 of the second bolt 50.Not used ink cartridge 3 with The chimerism of first bolt 40 and the second bolt 50 as shown in Figure 2 B, will not occur ink leakage in the process of circulation in market.
As shown in Fig. 4 A and Fig. 4 D, ink cartridge 3 is inserted in the open rearward end of the front axle 11A of pen tool main body 2.It is intermediate as a result, The lug boss 22 of component 20 and airtight connection portion 23 are inserted into the opening portion 31 of ink cartridge 3.The small protrusion 22A of lug boss 22 is inserted into To the hole 41a of the first bolt 40.At this point, the stage portion (with reference to Fig. 3 C) and first formed between lug boss 22 and small protrusion 22A The front end of bolt 40 abuts.At the same time, a pair of of protrusion 22a of small protrusion 22A with it is arbitrary in the annular recessed portion 41b of the first bolt 40 Position is mutually fitted into (C referring to Fig.1).On the other hand, the opening portion 31 of ink cartridge 3 is inserted into the top end part in airtight connection portion 23 simplely In.
As shown in Fig. 4 B and Fig. 4 E, ink cartridge 3 is further inserted into the open rearward end of the front axle 11A of pen tool main body 2.At this point, Lug boss 22 only rearward presses the first bolt 40.The chimeric recess portion 42a and the second bolt of each flange 42 of first bolt 40 as a result, Chimeric between 50 cylindrical body 51 is released from.In addition, the through hole 51a of the bolt main body 41 of the first bolt 40 and the second bolt 50 Between chimeric shoal.Chimeric between the shaped outer circumferential portion 52 of second bolt 50 and the opening portion 31 of ink cartridge 3 remains unchanged.Separately On the one hand, airtight connection portion 23 is further inserted into the opening portion 31 of ink cartridge 3.
As shown in Fig. 4 C and Fig. 4 F, later, ink cartridge 3 is completely inserted into the open rearward end of the front axle 11A of pen tool main body 2. At this point, through hole 51a of the lug boss 22 by the second bolt 50.The bolt main body 41 of the first bolt 40 and the second bolt 50 pass through as a result, Chimeric between the 51a of hole is released from.At this point, the abutting part 42b of each flange 42 of the first bolt 40 is connected to the container of ink cartridge 3 Stage portion 32a in 30.The first bolt 40 is to maintain, with the state of the chimeric of small protrusion 22A, to be maintained at lug boss 22 and platform as a result, Between rank portion 32a.On the other hand, airtight connection portion 23 be completely inserted into the opening portion 31 of ink cartridge 3 and with opening portion 31 Inner peripheral surface is closed chimeric.The inside of the container 30 of the inner space of front axle 11A and ink cartridge 3 is with closed condition communication as a result,.
Ink in container 30 passes through 4 ink via 42c being formed between flange 42, supply to the second bolt 50 through hole 51a.The through hole 51a of second bolt 50 is divided into two parts by lug boss 22.Ink is via through hole 51a's A part and to the inner space of front axle 11A supply.Along with the supply of ink, air is extruded from the inner space of front axle 11A. The air is flowed into via another part of through hole 51a in container 30.Later, inner space and the container 30 of front axle 11A are kept Internal pressure it is balanced.It is supplied to the ink of the inner space of front axle 11A, ink is maintained at and attracts deposits in body 13, and supplied to pen tip 12.
＜ ink cartridges remove ＞
In the following, illustrating process until removing ink cartridge 3 from pen tool main body 2 with reference to Fig. 5 A~Fig. 5 F.
Fig. 5 A and Fig. 5 D indicate state identical with Fig. 4 C and Fig. 4 F.However, it is assumed that the ink cartridge 3 shown in Fig. 5 A and Fig. 5 D Interior ink is used by user.The open rearward end extraction for having the front axle 11A of main body 2 from pen makes shown in Fig. 5 A and Fig. 5 D The ink cartridge 3 being finished.
During extracting ink cartridge 3, the second bolt 50 is close to the first bolt 40.That is, the first bolt 40 and pen tool main body 2 Small protrusion 22A is chimeric.On the other hand, the second bolt 50 is chimeric with the opening portion 31 of ink cartridge 3.In this configuration, when ink cartridge 3 When rearward moving, the second bolt 50 is rearward moved along the side of lug boss 22.As a result, the second bolt 50 towards with lug boss The first bolt 40 straight trip chimeric 22 small protrusion 22A.
As shown in Fig. 5 B and Fig. 5 E, the second bolt 50 for rearward moving is more than the side of lug boss 22, and reach with it is small convex Play the peripheral surface of the first chimeric bolts 40 of 22A.The tip side part 41c of the bolt main body 41 of first bolt 40 and the second bolt 50 as a result, Through hole 51a be fitted into again.That is, the through hole 51a of the second bolt 50 is closed again by the first bolt 40.As a result, such as Fig. 5 C and Shown in Fig. 5 F, when preventing the open rearward end in the front axle 11A for having main body 2 from pen from extracting ink cartridge 3 completely, remain in ink cartridge 3 Interior ink leakage.
Here, chimeric again between the first bolt 40 and the second bolt 50 shown in Fig. 5 C and Fig. 5 F, without complete such as Fig. 2 B Chimerism.For chimeric again between the first bolt 40 and the second bolt 50, as long as can be by the through hole 51a of the second bolt 50 The chimerism of short time until the closed ink cartridge 3 used to user's processing.For example, the first bolt 40 and second Inlay resultant force again between bolt 50 is set as in the range of 0.01kgf~1kgf, is preferably set to 0.01kgf~0.5kgf ranges It is interior.For example, the inlay resultant force again between the first bolt 40 and the second bolt 50 may be set to 0.3kgf.
＜ ink cartridges use ＞ in other tools
As described above, the ink cartridge 3 of present embodiment makes ink leakage by cooperating with the lug boss 22 that pen has main body 2 Anti- locking mechanism effectively acts.In addition, the ink cartridge 3 of present embodiment, it can also be as shown in Figure 6A without using ink It leaks and is used in the pen tool main body 4 of anti-locking mechanism.
Pen as shown in Figure 6A has main body 4, and other than intermediate member 60, structure is identical as above-mentioned pen tool main body 2.Fig. 6 A Intermediate member 60 be for by ink cartridge 3 be installed on pen have main body 4 component.During the ink being contained in ink cartridge 3 passes through Between component 60 to ink attract deposits body 13 supply.
Intermediate member 60 has the partition wall for the inner space for dividing front axle 11A.It is passed through there are two being formed on the partition wall Through-hole 61a.Two pipes 61 being connected to each through hole 61a are set on the face in the front of partition wall.On the other hand, closed company Socket part 63 is arranged on the face at the rear of partition wall.Air-tight connection portion 63 is made of the wall portion of tubular.Air-tight connection portion 63 has With can be with the closed chimeric peripheral surface of the inner peripheral surface of the opening portion 31 of ink cartridge 3.
Here, intermediate member 60 is different from above-mentioned intermediate member 20, lug boss 62 is set to air-tight connection portion 63.Lug boss 62, by being constituted with 63 continuous wall portion of air-tight connection portion, rearward protrude from airtight connection portion 63.Lug boss 62 has inclined Top end part.The bolt 40,50 of ink cartridge 3 can be opened by lug boss 62.
Hereinafter, illustrating the mistake until bolt 40,50 of ink cartridge 3 is opened by lug boss 62 with reference to Fig. 6 A~Fig. 6 C Journey.
As shown in Figure 6A, ink cartridge 3 is inserted in the open rearward end of the front axle 11A of pen tool main body 4.Intermediate member 60 as a result, Lug boss 62 and airtight connection portion 63 be inserted into the opening portion 31 of ink cartridge 3.As shown in Figure 6B, the top end part of lug boss 62 is supported It is connected to the shaped outer circumferential portion 52 of the second bolt 50.Then, ink cartridge 3 is further inserted into the rear end of front axle 11A of pen tool main body 4 and opens Mouthful.At this point, lug boss 62 only rearward presses the shaped outer circumferential portion 52 of the second bolt 50.Later, as shown in Figure 6 C, ink cartridge 3 It is completely inserted into the open rearward end of the front axle 11A of pen tool main body 4.At this point, the shaped outer circumferential portion 52 of the second bolt 50 and ink cartridge 3 Chimeric between opening portion 31 is released from.As a result, the second bolt 50 with the chimeric state for having the first bolt 40 from the opening portion of ink cartridge 3 31 are detached from.
Ink in ink cartridge 3 is supplied by a through hole 61a and pipe 61 to the inner space of front axle 11A.Along with The supply of ink, air are extruded from the inner space of front axle 11A.The air is flowed by another pipe 61 and through hole 61a to be held In device 30.Later, keep the inner space of front axle 11A balanced with the internal pressure of container 30.It is supplied to the inner space of front axle 11A Ink is maintained at ink and attracts deposits in body 13, and is supplied to pen tip 12.
＜ function and effect ＞
The ink cartridge 3 of present embodiment can be in the pen tool main body 2 (Figure 1A) and discomfort for being suitble to the anti-locking mechanism of ink leakage It closes and is used in pen tool main body 4 (Fig. 6 A) the two of the anti-locking mechanism of ink leakage.That is, the ink cartridge 3 of present embodiment can with It is used in the different two kinds of pens tool main body 2,4 of the structure of open bolt.In addition, the ink cartridge 3 of present embodiment is suitable for having The pen of the new product of the anti-locking mechanism of ink leakage has 1 (Figure 1A) and does not have the pen tool of the old product of the anti-locking mechanism of ink leakage Both 100 (Fig. 6 A).Therefore, product supplier can only provide to market when new old product substitutes and have present embodiment 1 kind of ink cartridge 3 of structure.In addition, for the user of both new product and old product, selection is launched in market A kind of ink cartridge 3.
The second embodiment ＞ of ＜ ink cartridges
In the following, illustrating the ink cartridge of second embodiment of the invention with reference to Fig. 7 A~Fig. 7 D.
The ink cartridge of present embodiment is characterized in that, shown in the first bolt 70 and Fig. 7 B~Fig. 7 D shown in Fig. 7 A The structure of container 30.First bolt 70 is mutually chimeric with the second bolt 50 shown in Fig. 3 B.First bolt 70 and the second bolt 50 composition are used for The single bolt of the opening portion 31 of closed container 30.
Here, the first bolt 70 of present embodiment is characterized in that, have with the structure of round continuous single flange 72. The rear surface of flange 72 is formed with round continuous bearing surface 72a.It can be connected to and be formed in round continuous bearing surface 72a The stage portion 32a of whole ribs 32 in container 30.Flange 72 in this way can reduce the rib 32 formed in container 30 Item number.
For example, as shown in Fig. 7 B~Fig. 7 D, the item number of the rib being formed in container 30 32 can be made to be decreased to 4.4 ribs 32 are configured in a manner of equally spaced in container 30.Each stage portion 32a of 4 ribs 32 is connected in a manner of equally spaced with circle The continuous bearing surface 72a of shape, to which balancedly limit flange 72 rearward moves.That is, ink cartridge according to the present embodiment, energy It is enough effectively ink leakage to be made to prevent mechanism action.
It should be noted that the structure other than flange part 72 of the first bolt 70, almost with the first bolt shown in Fig. 3 A 50 is identical.In fig. 7, bolt main body 71 is chimeric with the through hole 51a phases of ink for being set to the second bolt 50.In bolt main body 71 It is formed with the hole 71a being only open forwards.Hole 71a does not penetrate through bolt main body 71.In hole, the inner peripheral surface of 71a is provided with annular recessed portion 71b.Hole 71a and annular recessed portion 71b constitutes chimeric for the mother chimeric with the pen tool small protrusion 22A of main body 2 shown in Fig. 2A Portion.When small protrusion 22A is inserted into the hole 71a of bolt main body 41, a pair of of protrusion 22a and any part phase in annular recessed portion 71b It is chimeric.
The tip side part 71c of bolt main body 71 has slightly thin wall thickness.The thin tip side part 71c of wall thickness, be easy by External force and deform.The tip side part 71c of bolt main body 71 is swimmingly chimeric with the through hole 51a phases of the second bolt 50 as a result,.This Outside, periphery tapered portion 71d and inner circumferential tapered portion 71d are formed in the circular end face of the tip side part 71c of bolt main body 71.Periphery Tip side part 71cs of the tapered portion 71d to the through hole 51a guiding bolts main body 71 of the second bolt 50.The top of bolt main body 71 as a result, Side section 71c is more swimmingly chimeric with the through hole 51a of the second bolt 50.On the other hand, inner circumferential tapered portion 71d is to bolt main body 71 The small protrusion 22A of pen tool main body 2 is guided in the 71a of hole.The protrusion 22a of small protrusion 22A will not be collided with the entrance of hole 71a as a result,. As a result, the protrusion 22a of small protrusion 22A is more swimmingly chimeric with the annular recessed portion 71b phases in the 71a of hole.
In the inside of flange 72, with radial and be equally spaced 4 chimeric recess portion 72a.4 chimeric recess portion 72a All have circular shape.Chimeric recess portion 72a is mutually chimeric with the cylindrical body 51 of the second bolt 50.Chimeric recess portion 72a each other it Between be formed with 4 ink via 72c.When the chimeric of the first bolt 70 and the second bolt 50 is released from, the ink in container 30 passes through Ink via 72c flows to 31 side of opening portion.Later, ink has main body 2 (or 6) by the through hole 51a of the second bolt 50 to pen Supply.
The second embodiment ＞ of ＜ tool main bodys
In the following, illustrating that the pen of second embodiment of the invention has main body with reference to Fig. 8~Figure 12.Figure 11 and Figure 12 shows this The pen of embodiment has main body 5.Pen tool main body 5 is characterized in that the structure of the intermediate member 20 shown in Fig. 8 A.Pen tool main body 5, By the feature structure of intermediate member 20, and suitable in 3 He of ink cartridge for having the anti-locking mechanism of ink leakage shown in Figure 11 In both the ink cartridges 3 for not having the anti-locking mechanism of ink leakage shown in Figure 12.
It should be noted that the structure other than intermediate member 20 of pen tool main body 5 and the pen shown in Figure 1A and Figure 1B The structure for having main body 2 is identical.Therefore, in the present embodiment, the structure for having main body 5 to the pen except intermediate member 20 is omitted Explanation.
＜ intermediate members ＞
As shown in Figure 8 A, the intermediate member 20 of present embodiment has the partition wall formed there are two through hole 21a.At this The center of the rear aspect of partition wall is provided with lug boss 22.The top of lug boss 22 is provided with small protrusion 22A.Small protrusion 22A It constitutes for the public fitting portion chimeric with the first bolt 40,70 shown in Fig. 3 A or Fig. 7 A.As described above, in the first bolt 40,70 It is provided with hole 41a, 71a and annular recessed portion 41b, 71b in bolt main body 41,71.Hole 41a, 71a and annular recessed portion 41b, 71b are constituted For the female fitting portion chimeric with small protrusion 22A.The structure of the lug boss 22 of present embodiment and small protrusion 22A are shown in Fig. 3 C The structure of the intermediate member 20 of the first embodiment gone out is identical.
It is additionally provided with the first minute protrusions 22B, second micro- on the top of the small protrusion 22A of the intermediate member 20 shown in Fig. 8 A Small protrusion 22C and gap 22D.First minute protrusions 22B, the second minute protrusions 22C and gap 22D can reliably make figure The bolt 80 of the ink cartridge 3 for not having the anti-locking mechanism of ink leakage shown in 12 opens.
The first minute protrusions of ＜ ＞
As shown in Fig. 8 B, Fig. 9 A and Fig. 9 B, the first minute protrusions 22B is located at one from the center deviation of small protrusion 22A Side.First minute protrusions 22B is rearward protruded from small protrusion 22A.As seen in figs. 11a and 11b, the first minute protrusions 22B tools Have：When small protrusion 22A is with hole 41a, 71a and chimeric annular recessed portion 41b, 71b, the length not contacted with bolt main body 41,71 (is joined According to the height H1 shown in Fig. 9 B).
The top end face 22c of first minute protrusions 22B has the horizontal direction of the first minute protrusions 22B than plumbness The smaller area of sectional area (with reference to the C1-C1 section lines in the horizontal direction shown in Fig. 9 B).For example, the first minute protrusions 22B The area of top end face 22c be 0.9mm2.In addition, two opposite sides 22d, 22d of the first minute protrusions 22B are micro- from first The lateral small protrusion 22A in the top of small protrusion 22B is tilted.
There is the first minute protrusions 22B formed by above structure the ink that do not have reliably opened shown in Figure 12 to let out Leak the function of the bolt 80 of the ink cartridge 3 of anti-locking mechanism.That is, the first minute protrusions 22B presses the inclined from center of disk-shaped bolt 80 From part.Disk-shaped bolt 80 is detached from from the opening portion inner peripheral surface of container 30 as a result, is carried out centered on diametric axis Rotation.
In addition, by keeping the area of the top end face 22c of the first minute protrusions 22B very small, top end face 22c connects with bolt 80 Tactile state becomes unstable.That is, bolt 80 can not become stable state on top end face 22c.As a result, being pressed by top end face 22c The bolt 80 of pressure is reliably pivoted about with its diametric axis.
In addition, the guiding that inclined side 22d, 22d of the first minute protrusions 22B play the direction of rotation of control bolt 80 is made With.That is, being rotated along the inclination of the either side in two sides 22d, 22d by the bolt 80 that top end face 22c is pressed.
The second minute protrusions of ＜ ＞
As shown in Fig. 8 B, Fig. 9 A and Fig. 9 B, the second minute protrusions 22C is from the center deviation of small protrusion 22A and positioned at another Side.Second minute protrusions 22C is rearward protruded from small protrusion 22A.Second minute protrusions 22C has than the first minute protrusions 22B Short length (with reference to the height H2 shown in Fig. 9 B).In the same manner as the first minute protrusions 22B, in small protrusion 22A and hole 41a, 71a When chimeric with annular recessed portion 41b, 71b, the second minute protrusions 22C is not also contacted with bolt main body 41,71.
The top end face 22e of second minute protrusions 22C has the horizontal direction of the second minute protrusions 22C than plumbness The smaller area in section (the C2-C2 section lines of the horizontal direction with reference to shown in Fig. 9 B).Here, as shown in Figure 9 A, second is small The width W1 of top end face 22cs of the width W2 of the top end face 22e of raised 22C less than the first minute protrusions 22B.For example, second is micro- The area of the top end face 22e of small protrusion 22C is 0.7mm2.In addition, two opposite side 22f of the second minute protrusions 22C, 22f is tilted from the top side of the second minute protrusions 22C to small protrusion 22A.
The the second minute protrusions 22C formed by above structure supports the mechanics function of above-mentioned first minute protrusions 22B, energy It is enough more reliably to open disk-shaped bolt 80.That is, the top end face 22e of the second short minute protrusions 22C becomes opening from container 30 The supporting point for the bolt 80 that oral area inner peripheral surface is detached from.Bolt 80 is pressed by the top end face 22c of the first long minute protrusions 22B, and short The second minute protrusions 22C top end face 22e support.It is broken and unsure state as a result, bolt 80 becomes posture.It is in The bolt 80 of unstable state is easy to rotate along the inclined side 22d of the first minute protrusions 22B.In addition, the rotation of the bolt 80 By being supported by the inclined side 22f of the second minute protrusions 22C, and more reliably acted.
＜ clearance Gs T.GT.GT
Gap 22D is formed between above-mentioned second minute protrusions 22C and the first minute protrusions 22B.As shown in Figure 9 B, gap 22D is from the center deviation of small protrusion 22A and near the other side.As shown in Figure 10, gap 22D and the center for being set to bolt 80 Cylindrical projection 81 correspond to.Figure 10 shows the specific example of cylindrical projection 81 and the size of gap 22D.For example, cylindrical projection 81 diameters are set as 2.6mm, length is set as 2.3mm, and correspondingly in this, gap 22D width is set as 2.8mm, depth setting For 2.9mm.
The gap 22D being made of above structure, in the process that bolt 80 is opened by the first and second minute protrusions 22B, 22C In, receive cylindrical projection 81, and the rotatable direction of the cylindrical projection 81 is limited to both direction.Bolt 80 is along as a result, The inclination of either side in two sides 22d, 22d of one minute protrusions 22B reliably rotates.That is, small convex by first The opening portion inner peripheral surface for playing the slave container 30 that 22B, the second minute protrusions 22C and gap 22D critically control bolt 80 opens it Before during action.
＜ has the application ＞ of the ink cartridge of the anti-locking mechanism of ink leakage
The pen tool main body 5 of present embodiment is suitble to the ink cartridge for having the anti-locking mechanism of ink leakage shown in Fig. 2A and Fig. 7 3, the anti-locking mechanism of ink leakage can be made normally to act.Hereinafter, have by example the ink cartridge 3 of the first bolt 70 of Fig. 7 A come Illustrate that the pen tool main body 5 of present embodiment is suitble to have the case where ink cartridge 3 of the anti-locking mechanism of ink leakage.It needs to illustrate It is that the pen tool main body 5 of present embodiment is also suitable for the ink cartridge 3 for having the first bolt 40 of Fig. 3 A, omits detailed description herein.
As seen in figs. 11a and 11b, ink cartridge 3 is inserted in the open rearward end of the front axle 11A of pen tool main body 5.In as a result, Between component 20 lug boss 22 and airtight connection portion 23 be inserted into the opening portion 31 of ink cartridge 3.By small protrusion 22A, first and Two minute protrusions 22B, 22C are inserted into the hole 71a of the first bolt 70.At this point, being formed in the step between lug boss 22 and small protrusion 22A Portion (1B referring to Fig.1) is connected to 70 front end of the first bolt.At the same time, a pair of of protrusion 22a of small protrusion 22A and the first bolt 70 Any position in annular recessed portion 71b is mutually fitted into.On the other hand, airtight connection portion 23 is inserted into the opening portion 31 of ink cartridge 3.
Here, the first and second minute protrusions 22B, 22C for being inserted into the hole 71a of the first bolt 70 do not connect with bolt main body 71 It touches.That is, when pen has in main body 5 using the ink cartridge 3 for having the anti-locking mechanism of ink leakage, the first and second minute protrusions 22B, 22C is existed only in the hole 71a of the first bolt 70, without influencing ink cartridge 3 in any way.As a result, pen tool main body 5 and ink The dismounting action of water core 3 is identical with Fig. 4 A~Fig. 4 F and Fig. 5 A~Fig. 5 F.
＜ does not have the application ＞ of the ink cartridge of the anti-locking mechanism of ink leakage
The pen tool main body 5 of present embodiment is suitble to the ink cartridge 3 for not having the anti-locking mechanism of ink leakage shown in Figure 12, energy Enough disk-shaped bolts 80 for being reliably opened in center and being provided with cylindrical projection 81.
As illustrated in fig. 12, the open rearward end for having the front axle 11A of main body 5 to pen is inserted into ink cartridge 3.The first of length is micro- as a result, The top end face 22c of small protrusion 22B presses the part of the slave center deviation of disk-shaped bolt 80.In addition, the cylindrical projection 81 of bolt 80 Received by the gap 22D between the first and second minute protrusions 22B, 22C.At this point, the top end face of the second short minute protrusions 22C 22e is not contacted with bolt 80.On the other hand, airtight connection portion 23 is inserted into the opening portion 31 of ink cartridge 3 simplely.
As shown in Figure 12 B, the open rearward end for the front axle 11A for further having main body 5 to pen is inserted into ink cartridge 3.Then, it is grown The disk-shaped bolt 80 of top end face 22c pressing of the first minute protrusions 22B be detached from from the opening portion inner peripheral surface of container 30.This When, bolt 80 is pressed by the top end face 22c of the first long minute protrusions 22B, and by the top end face of the second short minute protrusions 22C 22e is supported.The posture of bolt 80 is broken and becomes unsure state as a result,.On the other hand, airtight connection portion 23 further inserts Enter the opening portion 31 of ink cartridge 3.
As indicated in fig. 12 c, later, ink cartridge 3 is completely inserted into the open rearward end of the front axle 11A of pen tool main body 5.In ink Core 3 be fully inserted into until during, become posture and be broken and the bolt 80 of unsure state, be with its diametric axis Center is rotated.The direction of rotation of bolt 80 is defined as, the both direction that the cylindrical projection 81 in the 22D of gap can rotate. As a result, bolt 80 can reliably be revolved along the inclination of the either side in two sides 22d, 22d of the first minute protrusions 22B Turn.The rotation of bolt 80 is supported by the inclined side 22f of the second minute protrusions 22C, and becomes more reliable action.Such as Figure 12 D Shown, the first minute protrusions 22B, the second minute protrusions 22C and the gap 22D of present embodiment can make bolt 80 about to incline Oblique 45 ° of mode is rotated.
On the other hand, airtight connection portion 23 is completely inserted into the opening portion 31 of ink cartridge 3, close with the inner peripheral surface of opening portion 31 It closes chimeric.
＜ function and effect ＞
As described above, the pen tool main body 5 of present embodiment can be in (the figure of ink cartridge 3 for being suitble to the anti-locking mechanism of ink leakage 11) it and is used in the ink cartridge 3 of the anti-locking mechanism of unsuitable ink leakage (Figure 12) the two.That is, the pen of present embodiment has main body 5, the first bolt 40,70 for having the ink cartridge 3 of the anti-locking mechanism of ink leakage can be made and do not have the anti-locking mechanism of ink leakage Both bolts 80 of ink cartridge 3 swimmingly open.Therefore, when just switching new old product, even if circulating new and old two on the market In the case of kind ink cartridge 3, also new and old two kinds of ink cartridges 3 can be used in the pen of new product has main body 5.
In particular, present embodiment pen tool main body 5 can by the first minute protrusions 22B, the second small protrusion 22C and Gap 22D critically controls the action of disk-shaped bolt 80.The pen tool main body 5 of present embodiment can make disk-shaped as a result, Bolt 80 reliably opens.In addition, compared with the lug boss 62 shown in Fig. 6 C, the first minute protrusions 22B of present embodiment, second Minute protrusions 22C and gap 22D can be set to very small space.
The third embodiment ＞ of ＜ tool main bodys
In the following, 3A and Figure 13 B illustrate the pen tool main body of third embodiment of the invention referring to Fig.1.
As shown in figures 13 a and 13b, the pen tool main body 6 of present embodiment is characterized in that, in the small convex of intermediate member 20 The first minute protrusions 22B is only arranged in the top for playing 22A.First minute protrusions 22B is located at one from the center deviation of small protrusion 22A Side.For example, the length of the first minute protrusions 22B is 2.7mm.It can be opened in central setting only by the first minute protrusions 22B There is the disk-shaped bolt 80 of cylindrical projection 81.First minute protrusions 22B of present embodiment can make bolt 80 about to tilt 50 ° Mode is rotated.
It should be noted that the intermediate member 20 of present embodiment is also with identical with Fig. 3 C and Fig. 8 A intermediate members 20 Small protrusion 22A and protrusion.Therefore, identically as the pen of the first and second embodiments tool main body 2,5, the pen tool of present embodiment Main body 6 also is adapted for the ink cartridge 3 for having the anti-locking mechanism of ink leakage shown in Fig. 2A and Fig. 7, can completely with Fig. 4 A~Fig. 4 F In the same manner act the first bolt 40,70 with Fig. 5 A~Fig. 5 F.
Reference sign
1,100 tools
2,4,5,6 tool main bodys
11 beam barrels
11A front axles
11B rear axles
12 pen tips
13 inks are attracted deposits body
14 pen caps
20,60 intermediate member
21,61 pipe
21a, 61a through hole
22,62 lug boss
22A small raised (public fitting portion)
The first minute protrusions of 22B
The second minute protrusions of 22C
The gaps 22D
The protrusions 22a
22b flow paths
22c, 22e top end face
The side 22d, 22f
23,63 airtight connection portion
3 ink cartridges
30 containers
31 opening portions
32 ribs
32a stage portions
40,70 first bolt
41,71 bolt main body
The hole 41a, 71a (female fitting portion)
41b, 71b annular recessed portion (female fitting portion)
41c, 71c tip side part
41d, 71d tapered portion
42,72 flange
42a, 72a are fitted into recess portion
42b, 72b abutting part
42c, 72c ink via
50 second bolts
51 cylindrical bodies
51a through holes
51b tapered portion
52 shaped outer circumferential portions
52a fitting projections
80 bolts
81 cylindrical projections

Claims (25)

1. a kind of ink cartridge, which is characterized in that the opening portion of container and the closed container with the tubular for accommodating ink Bolt, the lug boss that the bolt has main body by being set to pen open,
The bolt includes the first bolt and the second bolt,
First bolt has the bolt main body chimeric with the lug boss,
Second bolt has the peripheral part chimeric with the inner peripheral surface of the opening portion and is fitted into the bolt main body of first bolt The through hole of the ink,
The Qian He between the bolt main body of first bolt and the through hole of second bolt can be released by the lug boss, into And the inner peripheral surface that can utilize the power towards the rear of the container that the peripheral part of second bolt is made to be detached from the opening portion.
2. ink cartridge according to claim 1, wherein
Inlay resultant force between the peripheral part and the inner peripheral surface of the opening portion of second bolt is more than the bolt main body of first bolt Inlay resultant force between the through hole of second bolt.
3. ink cartridge according to claim 1 or 2, wherein
The inner peripheral surface of the composition through hole of second bolt is formed towards the taper of the rear extension of the container.
4. ink cartridge described in any one of claim 1 to 3, wherein
First bolt has flange, which protrudes from the bolt main body to the inner peripheral surface of the opening portion, and can make institute Ink is stated to pass through.
5. ink cartridge according to any one of claims 1 to 4, wherein
Stage portion is provided on the inside of the container, the stage portion with first bolt for being detached from second bolt by supporting It connects, limits first bolt and rearward move.
6. ink cartridge according to any one of claims 1 to 5, wherein
Female fitting portion or male fitting portion are provided in the bolt main body, mother's fitting portion or the male fitting portion can be with institutes The lug boss for stating pen tool main body is chimeric.
7. ink cartridge according to claim 6, wherein
Female fitting portion is provided on the inside of the bolt main body, mother's fitting portion includes the front only to the bolt main body The annular recessed portion in the hole of opening and the inner peripheral surface for being set to the hole.
8. ink cartridge according to any one of claims 1 to 7, wherein
The opening portion of the container has 13mm or more and 23mm outer diameters below.
9. ink cartridge according to claim 8, wherein
The internal diameter of the opening portion of the container is within the scope of 10~22mm.
10. a kind of tool, which is characterized in that
Have：
Ink cartridge according to any one of claims 1 to 9；And
The pen tool main body of the ink cartridge is installed in a manner of it can replace the ink cartridge,
It is provided with lug boss in pen tool main body,
The lug boss is rearward protruded from pen tool main body, and can be opened in the first bolt or the second bolt of the ink cartridge Any bolt.
11. pen tool according to claim 10, wherein
The lug boss is configured at the center of the pen tool main body, and the lug boss has in short side direction can be described second In the through hole of bolt by width, the lug boss can be chimeric with the bolt main body of the first bolt,
Inlay resultant force between the lug boss and the bolt main body is less than the interior of the peripheral part of second bolt and the opening portion Inlay resultant force between circumferential surface.
12. pen tool according to claim 11, wherein
Male fitting portion or female fitting portion are provided on the lug boss, the male fitting portion or female fitting portion can be with institutes It is chimeric to state bolt main body.
13. pen tool according to claim 12, wherein
Female fitting portion is provided on the inside of the bolt main body, mother's fitting portion includes the front openings only to the bolt main body Hole and be set to the hole inner peripheral surface annular recessed portion,
The top of the lug boss is provided with the public fitting portion, the public affairs fitting portion have can in the annular recessed portion The chimeric multiple convex surfaces of arbitrary portion.
14. the pen tool according to any one of claim 11~13, wherein
The lug boss has the width roughly equal with the diameter of the through hole of second bolt, the protrusion in short side direction The through hole is divided into two parts when portion is inserted into the through hole.
15. pen tool according to claim 14, wherein
The lug boss is set to the center of partition wall, and the partition wall divides the inside of the pen tool main body,
At least two through holes that the lug boss is clipped in the middle are provided on the partition wall,
The side of the lug boss is provided at least two flow paths corresponding with the through hole,
The flow path is made of the groove portion extended along anteroposterior direction.
16. the pen tool according to any one of claim 11~15, wherein
It is provided with airtight connection portion in pen tool main body,
The airtight connection portion is made of the wall portion of the tubular around the lug boss, and have can be in the airtight connection portion The closed chimeric peripheral surface of inner peripheral surface of the opening portion.
17. pen tool according to claim 10, wherein
It is provided with airtight connection portion in pen tool main body,
The airtight connection portion have can with the closed chimeric peripheral surface of the inner peripheral surface of the opening portion,
The lug boss is arranged in the airtight connection portion,
The lug boss is rearward protruded from the airtight connection portion, and institute is pressed to the rear of the container by the lug boss The peripheral portion of the second bolt is stated, second bolt can be opened.
18. the pen tool according to any one of claim 12~16, wherein
Female fitting portion is provided on the inside of the bolt main body, mother's fitting portion includes the front openings only to the bolt main body Hole and be set to the hole inner peripheral surface annular recessed portion,
The top of the lug boss is provided with the public fitting portion, the public affairs fitting portion has can be with the annular recessed portion The chimeric multiple convex surfaces of arbitrary portion,
The top of the public fitting portion is provided with the first minute protrusions, first minute protrusions deviate the public fitting portion Center and be located at side, first minute protrusions are rearward protruded from the public fitting portion, and first minute protrusions have The not length with the bolt body contact when the male fitting portion is chimeric with the female fitting portion.
19. pen tool according to claim 18, wherein
The top of the public fitting portion is provided with the second minute protrusions, second minute protrusions deviate the public fitting portion Center and be located at the other side, second minute protrusions are rearward protruded from the public fitting portion, the second minute protrusions tool There is the length more shorter than first minute protrusions, is formed between second minute protrusions and first minute protrusions Gap.
20. pen tool according to claim 19, wherein
The gap between first minute protrusions and second minute protrusions, deviate the center of the public fitting portion and Positioned at the position by the other side.
21. the pen tool according to any one of claim 18~20, wherein
The top end face of first minute protrusions has the section of the horizontal direction of first minute protrusions than plumbness The smaller area of product.
22. pen tool according to claim 21, wherein
Two opposite sides of first minute protrusions are from the top side of first minute protrusions to the public fitting portion It tilts.
23. the pen tool according to claim 21 or 22, wherein
The top end face of second minute protrusions has the section of the horizontal direction of second minute protrusions than plumbness The smaller area of product.
24. pen tool according to claim 23, wherein
Two opposite sides of second minute protrusions are from the top side of second minute protrusions to the public fitting portion It tilts.
25. a kind of ink cartridge is suitable for the pen described in any one of claim 19~24 and has main body, which is characterized in that
The ink cartridge has the disk-shaped bolt of the container for the tubular for accommodating ink and the opening portion of the closed container, described The center of bolt is provided with cylindrical projection, and the length of the cylindrical projection is than first minute protrusions and second minute protrusions Between the gap depth it is short, and the diameter of the cylindrical projection is small more convex than first minute protrusions and described second The width in the gap between rising is short.
CN201680068332.0A 2015-11-30 2016-11-25 Ink core and pen Active CN108290439B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2015-232911 2015-11-30
JP2015232911 2015-11-30
PCT/JP2016/084980 WO2017094614A1 (en) 2015-11-30 2016-11-25 Ink cartridge and writing instrument

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CN108290439A true CN108290439A (en) 2018-07-17
CN108290439B CN108290439B (en) 2019-12-06

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JP (1) JP6596509B2 (en)
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BR (1) BR112018010461B1 (en)
TW (1) TWI689423B (en)
WO (1) WO2017094614A1 (en)

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TWI645987B (en) * 2017-09-18 2019-01-01 順德工業股份有限公司 Writing tools

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CN108290439B (en) 2019-12-06
BR112018010461A8 (en) 2019-02-26
TW201726438A (en) 2017-08-01
WO2017094614A1 (en) 2017-06-08
TWI689423B (en) 2020-04-01
JP6596509B2 (en) 2019-10-23
BR112018010461A2 (en) 2018-11-21
JPWO2017094614A1 (en) 2018-09-20
BR112018010461B1 (en) 2022-04-26

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