CN1225368C - Pen - Google Patents
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- Publication number
- CN1225368C CN1225368C CN 02148375 CN02148375A CN1225368C CN 1225368 C CN1225368 C CN 1225368C CN 02148375 CN02148375 CN 02148375 CN 02148375 A CN02148375 A CN 02148375A CN 1225368 C CN1225368 C CN 1225368C
- Authority
- CN
- China
- Prior art keywords
- penholder
- pen
- tool
- degree
- angle
- 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.)
- Expired - Lifetime
Links
- 210000001503 joint Anatomy 0.000 claims description 31
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- 210000002435 tendon Anatomy 0.000 claims description 6
- 239000007779 soft material Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 238000012545 processing Methods 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims description 2
- 229920003051 synthetic elastomer Polymers 0.000 claims description 2
- 239000005061 synthetic rubber Substances 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 210000003811 finger Anatomy 0.000 description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 238000003825 pressing Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000011368 organic material Substances 0.000 description 3
- 229910001369 Brass Inorganic materials 0.000 description 2
- 239000010951 brass Substances 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 235000008499 Canella winterana Nutrition 0.000 description 1
- 244000080208 Canella winterana Species 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 229910000617 Mangalloy Inorganic materials 0.000 description 1
- 229910000954 Medium-carbon steel Inorganic materials 0.000 description 1
- 241000282376 Panthera tigris Species 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 229940017545 cinnamon bark Drugs 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 210000000887 face Anatomy 0.000 description 1
- 206010016256 fatigue Diseases 0.000 description 1
- 210000005224 forefinger Anatomy 0.000 description 1
- 210000003128 head Anatomy 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 210000003813 thumb Anatomy 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
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- Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
Abstract
The present invention relates to a pen which comprises an upper pen rod, a lower pen rod and a middle node positioned between the upper pen rod and the lower pen rod. The present invention is characterized in that the connecting end between the upper pen rod and the middle node is provided with an inclined plane formed an included angle with the axis of the whole pen, and the middle node is also provided with the corresponding same inclined plane formed the included angle with the axis of the whole pen. The connecting end between the lower pen rod and the middle node is provided with the inclined plane formed the other included angle with the axis of the whole pen, and the middle node is also provided with the corresponding same inclined plane formed the same included angle with the axis of the whole pen. Compared with the prior art, the present invention uses a new scheme about the connection of the inclined plane between main appearance parts and provides a novel pen with unique and beautiful appearance. Because the pen forms a general triangular and conforms to the characteristic of the relative position relationship and the exertion of fingers when people hold the pen and write, so when the people write, the people feel more comfortable, and the fingers are not easily fatigued. Simultaneously, the pen of the present invention has the advantages of simple assembly technology, low production cost and portability and has designated pen holding orientation.
Description
Technical field
The present invention relates to a kind of lettering pen tool, a particularly a kind of tool that especially is fit to be used for making ball pen, gel ink pen, propelling pencil.
Background technology
A traditional tool some joints structure that the tool part links up and down that adopt generally are referred to as penholder, middle joint, following penholder etc. by its position relation separately more.Following penholder can be an integral type, also have to adopt the associative structure up and down of penholder and nib split down, this down penholder be called pen again, as adopt the sheath that is called of soft material making in order to hold a pen comfortable more.Lower link generally adopts thread connection or interference fit plug-in type to connect on each part.
The union end that a common trait of above-mentioned traditional pen tool is each part all adopts the plane associative structure, and promptly the axis of the port surface of part and whole tool meets at right angles separately.How rounded the cross section of each part is.Japan Patent JP249085/97, JP12-034050 and the disclosed content of Chinese patent CN2115897U, CN2292671Y all substantially subordination this type of.The manufacture craft technology of above-mentioned traditional pen tool is quite ripe, but also have certain deficiency: the port surface of each traditional part all meets at right angles with the axis of whole tool, lack variation, be difficult to cause user's interest, the cross section of each part adopts circle more, do not meet the orientation characteristics and the characteristics of exerting oneself that holding a pen of people pointed when writing, cause finger fatiguability when writing.
Summary of the invention
The technical problem to be solved in the present invention is that a kind of brand-new graceful and unique lettering pen tool that can cause user's interest of outward appearance is provided at above-mentioned prior art present situation, simultaneously also be to meet the orientation characteristics and the characteristics of exerting oneself that people hold a pen and point when writing, cause and point tireless lettering pen tool when writing.
The present invention solves the problems of the technologies described above the technical scheme that is adopted: a kind of tool, comprise penholder, following penholder and be arranged in above-mentioned joint between the two, describedly go up union end between penholder and the middle joint for forming the inclined-plane 7S1 of an angle 7A1 with described whole tool axis X, described in joint 9 also have correspondence identical form the inclined-plane 9S1 of an identical angle 9A1 with described whole tool axis X; Union end between described down penholder 10 and the middle joint 9 is for forming the inclined-plane 10S of another angle 10A with described whole tool axis X, described in joint 9 also have correspondence identical form the inclined-plane 9S2 of an identical angle 9A2 with described whole tool axis X; It is characterized in that described middle joint 9, also comprise do not expose after the assembling extend upward partly 91 and to lower extension part 92, all less than exposing part 93, described upward penholder 7 is enclosed within outside the last extension 91 of described middle joint 9 its external diameter, and described penholder 10 down is enclosed within described middle saving outside 9 lower extension 92; And the outer surface of described middle joint lower extension 92 has one or more convex tendon 94, plays penholder inside also to have the identical shaped groove that matches with it of quantity simultaneously.
Described angle 7A1 and 10A span are advisable with 30 degree～80 degree, and wherein best selected value equals 50 degree or 45 degree or 55 degree substantially.
The value of described angle 7A1 and 10A can be different and be the variation of various appearances shape, but equate substantially under the naked eyes decision condition with both, is outward appearance visual effect the best.
Described cross-sectional profiles shape triangular in shape and three curved transition of angular zone substantially of going up penholder, following penholder and middle joint (exposing partly).
For the user hold a pen more comfortable, the finger indefatigability, following penholder can adopt organic soft material to make, in order better to realize this scheme with soft material, following penholder can adopt split type, promptly is divided into the sheath and the nib that is positioned at the lower end, available thread connection of joint lower extension in being enclosed between the two.
Lower extension for the ease of joint during the sheath segment of penholder is inserted in down, and stop in the described sheath segment cover and rotate on the joint lower extension, can be provided with one or more convex tendon at the outer surface of the lower extension of middle joint, also have the groove that the identical shape of quantity matches with it in the corresponding sheath segment.The cross section that is shaped as of convex tendon or groove is trapezoidal or square or triangle.What adopt among the following preferential embodiment is tibet cinnamon bark and groove, and its cross sectional shape is trapezoidal.
The same with a common tool for the ease of carrying with attractive in appearance, can refill a pen clip in the upper end of last penholder.Can adopt following scheme: pen clip has one by the dress ring plate, and last penholder upper end also has a chuck, and pen clip is inlaid between the two above-mentioned by the dress ring plate.The upper end of last penholder, the lower end of chuck, pen clip are angle 7B, 2B, inclined-plane 7S2, the 2S of 6B1,6B2,6S1, the 6S2 that equates with the axis X of described whole tool angulation successively by the above and below of dress ring plate.Described angle span also is advisable with 30 degree～80 degree.Wherein best choosing value is for equaling 50 degree or 45 degree or 55 degree substantially.The clamp of pen clip be positioned at last penholder substantially triangular in shape have a down dip angular region and pen clip folder point just in time with above-mentioned on the angular region that has a down dip of penholder offset.
Above-mentioned last penholder and pen clip should adopt metal material, and middle joint and chuck should adopt organic material injection molded.Also can electroplate processing again and handle on the surface of above-mentioned plastic injection piece, form electroplated metal layer, the material of electroplated metal layer generally can be selected chromium, nickel for use, also can select gold, silver for use.Above-mentioned organic material is good to select ABS for use.Above-mentioned last penholder and pen clip also can carry out post processings such as surperficial light processing or surperficial inferior light processing again.Product appearance is more improved grade, more attractive in appearance.
Compared with prior art, new departure that the present invention has adopted the inclined-plane between each main outward appearance part to connect, give a kind of fresh and new brand-new sensation of people, can cause user's interest, overcome the technology prejudice that all employing levels of tool part for a long time connect.Thereby provide an a kind of tool of novelty of outward appearance unique and beautiful for people.Since under the last penholder of a tool penholder and middle joint particularly sheath segment adopt shape triangular in shape substantially, meet people and hold a pen and respectively point the mutual alignment relation and the characteristics of exerting oneself when writing.When being write, people feel more comfortable, the finger indefatigability.Simultaneously, the present invention's tool is simple for assembly process, and production cost is low, and is easy to carry, has the orientation that holds a pen of appointment.
The present invention's tool can be used to make various writing implements, and pressing ball pen, pressing gel ink pen and propelling pencil especially suit to be used for making.
Description of drawings:
The master of Fig. 1 embodiment of the invention looks schematic diagram.
Fig. 2 cuts open schematic diagram for the structure of the embodiment of the invention.
Fig. 3 is the three-dimensional effect diagram of the embodiment of the invention.
Fig. 4 is the main TV structure cutaway view of middle joint.
Fig. 5 is that the A of middle joint 9 is to view.
Fig. 6 is that the B of middle joint 9 is to view.
Fig. 7 is last penholder 7 front views.
Fig. 8 is last penholder 7 right views.
Fig. 9 is last penholder 7 cross section view.
Figure 10 is last penholder sheath 10 front views.
Figure 11 is following penholder sheath 10 right views.
Figure 12 is following penholder sheath vertical view.
Figure 13 is following penholder sheath upward view.
Figure 14 is the chuck front view.
Figure 15 is the chuck left view.
Figure 16 is the pen clip front view.
Figure 17 is a pen clip reverse side schematic perspective view.
Figure 18 is for writing view with holding pen.
The specific embodiment
Embodiment describes in further detail the present invention below in conjunction with accompanying drawing.
As Fig. 1～shown in Figure 180 is a preferred embodiment of the present invention, is a pressing ball pen.Include in the penholder 7 and save 9, following penholder adopts split type, promptly is divided into sheath 10 and with it with the nib 12 of thread connection, and middle joint 9 also comprises all ensconces that going up in the tool extended part 91 after the assembling and to lower extension part 92.91 and 92 external diameter all should be less than exposing partly 93 and should be able to be respectively match with the endoporus of last penholder 7 endoporus and sheath 10, penholder 7 endoporus in 91 whole sections insertions, inclined-plane, the lower end 7S1 of last penholder 7 just in time is against on the ramp 9S1 of middle joint 9, the angle 9A1 of joint ramp 9S1 and lump-sum axis X during the angle 7A1 of last penholder lower end inclined-plane 7S1 and lump-sum axis X equals, the angle 9A2 of joint lower inclined plane 9S2 and axis X during the angle 10A of inclined-plane, the upper end 10S of following penholder sheath 10 and a bearing line X should equal, above-mentioned four angles are all got identical value 50 degree, i.e. angle 7A1=A1=10A=9A2=50 degree in the present embodiment.The ramp 10S of same sheath 10 also just in time is against under the lower inclined plane 9S2 of middle joint 9.
Chuck 2 is housed above the upper end of last penholder 7, and the annular intermediate plate 62 of pen clip 6 is inlaid between the inclined-plane 2S of inclined-plane, the upper end 7S2 of penholder 7 and chuck 2, and just in time offsets.The inclined-plane, upper end of last penholder 7 and the angle 7A2 of lump-sum axis X should equal the lower inclined plane 6S1 of pen clip 6 annular intermediate plates 62 and the angle 6B1 of axis, and the inclined-plane 2S of chuck 2 and the angle of axis should equal the ramp of pen clip 6 annular intermediate plates 62 and the angle 6B2 of 6S2 and axis X.Above-mentioned 4 angles are all obtained identical value 50 degree in this enforcement.It is the 7A2=6B1=2B=6B2=50 degree.For prevent sheath 10 relative in joint lower extension part 92 rotate, middle joint lower extension part 92 surfaces have three trapezoidal convex tendons 92 that length is suitable from middle joint lower inclined plane 9S2, are uniformly distributed along the circumference.Inner face at sheath 10 has three corresponding with it trapezoidal grooves that match from its upper surface 10 accordingly, is uniformly distributed along the circumference.
Shown in Fig. 1～18 figure, last penholder 7, middle joint 93, sheath 10 and chuck 2 all adopt cross-sectional profiles shape triangular in shape substantially, and three angular zones adopt the tubular structure of camber line transition.After the assembling, the clamp 61 of pen clip 6 just in time is positioned at the arc Delta Region, 71 place, angular region 72 that has a down dip of penholder, and the folder of pen clip 6 point portion 62 just in time offsets with above-mentioned arc trigonum 72.Formed unique and graceful appearance.
Because sheath 10 adopts shape triangular in shape substantially with last penholder 7, when holding a pen as shown in figure 18, thumb, forefinger and middle finger just in time are against respectively on leg-of-mutton three faces of sheath 10, the back of last penholder just in time rests on the tiger place of hand, thereby meet the orientation characteristics and the characteristics of exerting oneself that people hold a pen and point when writing, cause the finger for writing indefatigability.Simultaneously also specified the correct gimmick that holds a pen for the user.
As shown in Figure 2 in the present embodiment, load onto successively from top to bottom according to prior art in the inside of a tool and to press 1 upper spring 3, press wheel 4, liner 5, pen core 8, lower spring 11, just finished a preferred embodiment of the present invention---a kind of pressing ball pen.
In the present embodiment, last penholder should select for use metal brass H65 trombone slide to tailor, and carries out light and inferior light on the surface and handle, and also can carry out surperficial baking vanish and handle.Pen clip 6 should adopt metal 65Mn manganese steel or medium carbon steel 50# to make, and carries out light or inferior light on the surface and handle.Sheath 10 should adopt organic soft material, and is injection molded as synthetic rubber TPR (hardness is 60 or 80 degree).Middle joint 10, chuck 2 should adopt organic material such as ABS757 injection to form, and preferably carry out electroplating surface again and handle, middle-grade product electrodepositable crome metal or nickel, expensive goods electrodepositable gold or silver-colored.Nib and press head and should adopt metallic lead brass HPb59-1 making.
Claims (12)
1, a kind of tool, comprise penholder, following penholder and be arranged in above-mentioned joint between the two, the described penholder of going up be the inclined-plane (7S1) that forms an angle (7A1) with described whole tool axis (X) with union end between the middle joint, save in described (9) also have correspondence identical form the inclined-plane (9S1) of an identical angle (9A1) with described whole tool axis X; Union end between described down penholder (10) and the middle joint (9) is for forming the inclined-plane (10S) of another angle (10A) with described whole tool axis (X), described in joint (9) also have corresponding identical and inclined-plane (9S2) described whole tool axis (X) formation one identical angle (9A2); It is characterized in that described middle joint (9), also comprise do not expose after the assembling extend upward partly (91) and to lower extension part (92), its external diameter is all less than exposing partly (93), described upward penholder (7) is enclosed within outside the last extension (91) of described middle joint (9), and described penholder (10) down is enclosed within described middle saving outside (9) lower extension (92); And the outer surface of described middle joint lower extension (92) has one or more convex tendon (94), plays penholder inside also to have the identical shaped groove that matches with it of quantity simultaneously.
2, to show as right and ask 1 described tool, it is characterized in that convex tendon (94) and the corresponding groove (101) of penholder (10) endoporus portion down that the described middle outer surface that saves lower extension (92) has are three, it is shaped as cross section and is trapezoidal or square or triangle.
3, as claimed in claim 1 tool, it is characterized in that the described span that goes up union end and the angle (7A1) of described whole tool axis (X) between penholder and the middle joint is 30 degree～80 degree, best selected value is spent or 45 is spent or 55 spend for equaling 50 substantially; The span of another angle (10A) that union end between described penholder (10) down and the middle joint (9) and described whole tool axis (X) form is 30 degree～80 degree, and best selected value is for equaling 50 degree or 45 degree or 55 degree substantially.
4, as claim 1 or 3 described tools, it is characterized in that another angle (10A) that described union end inclined-plane (10S) and described whole the tool axis of going up between union end inclined-plane (7S1) and the angle (7A1) of described whole tool axis (X) between penholder and the middle joint, described following penholder (10) and the middle joint (9) (X) form under the naked eyes decision condition for equating substantially.
5, as claimed in claim 1 tool is characterized in that the cross-sectional profiles shape cardinal principle of described upward penholder (7), following penholder (10) and middle joint (9) is triangular in shape, and three curved transition of angular zone.
6,, it is characterized in that described penholder (10) down made by organic soft material, as synthetic rubber TPR as claim 1 or 2 or 3 or 5 described tools.
7, as claimed in claim 1 tool is characterized in that described penholder (10) bottom down has a nib (12), and the two is with thread connection.
8, as claimed in claim 1 tool, it is characterized in that the described penholder upper end of going up also has a chuck (2), described going up between penholder (7) and the chuck (2) gone back a pen clip of setting-in (6), the union end that the pen clip sheet (62) of pen clip (6) is offseted up and down, promptly go up penholder (7) upper end, chuck (2) lower end, be with the axis (X) of described whole tool respectively the angle that equates of angulation (7B, inclined-plane 2B) (7S2,2S); Described pen clip sheet (62) also has corresponding identical inclined-plane, and (6S1 6S2), promptly all equates with the angle (6B1,6B2,7B, 2B) that the axis (X) of whole tool forms.
9, as claimed in claim 8 tool, the span that it is characterized in that described angle (7B, 2B, 6B1,6B2) they are 30 degree～80 degree, and to equal 50 degree or 45 degree or 55 degree substantially for good.
10, a tool as claimed in claim 8 or 9, it is characterized in that the clamp (61) of described pen clip (6) is positioned at the zone (72) at angle of declination (71) place of described cardinal principle last penholder triangular in shape, and described pen clip folder point district (63) offsets with above-mentioned zone (72) of going up penholder angle of declination (71) place just in time.
11, as claimed in claim 10 tool, it is characterized in that the described material of going up penholder (7) and pen clip (6) is a metal, joint (9) and chuck (2) material are plastics in described, or electroplate processing again and handle on the surface of plastic material, form electroplated metal layer.
12, as claimed in claim 11 tool is characterized in that above-mentioned last penholder and pen clip adopt through the metal material that surperficial light is handled or surperficial inferior light is handled to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02148375 CN1225368C (en) | 2002-11-12 | 2002-11-12 | Pen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02148375 CN1225368C (en) | 2002-11-12 | 2002-11-12 | Pen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1417039A CN1417039A (en) | 2003-05-14 |
| CN1225368C true CN1225368C (en) | 2005-11-02 |
Family
ID=4751392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02148375 Expired - Lifetime CN1225368C (en) | 2002-11-12 | 2002-11-12 | Pen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1225368C (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1304162C (en) * | 2003-09-04 | 2007-03-14 | 贝发集团有限公司 | Machining process for metal workpiece capable of being used as pen holder and special polishing apparatus thereof |
| CN100427326C (en) * | 2005-09-26 | 2008-10-22 | 贝发集团股份有限公司 | Pen holder |
| CN102602195A (en) * | 2011-01-20 | 2012-07-25 | 杨丽云 | Pen tube and forming and manufacturing method thereof |
| CN108859501B (en) * | 2018-06-07 | 2020-07-21 | 慈溪市绿茂丰烟具有限公司 | Production method of liquid leakage prevention pen point |
-
2002
- 2002-11-12 CN CN 02148375 patent/CN1225368C/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CN1417039A (en) | 2003-05-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: NINGBO BEIFA GROUP CO., LTD. Free format text: FORMER OWNER: QIU ZHIMING Effective date: 20060526 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20060526 Address after: 315801 BEIFA Group Co., Ltd., No. 298 Jiangnan Road, Beilun District, Zhejiang, Ningbo Patentee after: Beifa Group Co.,Ltd. Address before: 315801 Zhejiang city of Ningbo province Kaohsiung Development Zone Red BEIFA Group Co. Ltd. of Ningbo Patentee before: Qiu Zhiming |
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| C56 | Change in the name or address of the patentee |
Owner name: BEIFA GROUP CO.,LTD. Free format text: FORMER NAME OR ADDRESS: NINGBO BEIFA GROUP CO., LTD. |
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| CP03 | Change of name, title or address |
Address after: No. 298, South East Road, Beilun District, Zhejiang City, Ningbo province BEIFA group Limited by Share Ltd Patentee after: Beifa Group Co.,Ltd. Address before: Ningbo BEIFA Group Co., Ltd., No. 298 Jiangnan Road, Beilun District, Zhejiang, China Patentee before: Beifa Group Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200601 Address after: 239200 Anhui city of Chuzhou province to County Road Town Economic Development Zone No. 28 Patentee after: Anhui New Beifa Pen City Co.,Ltd. Address before: 315801 Beifa Group Co., Ltd., No. 298, Jiangnan East Road, Beilun District, Ningbo City, Zhejiang Province Patentee before: Beifa Group Co.,Ltd. |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20051102 |