CN103464831A - Scraper blade capable of automatically feeding blades - Google Patents
Scraper blade capable of automatically feeding blades Download PDFInfo
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- CN103464831A CN103464831A CN2012101857817A CN201210185781A CN103464831A CN 103464831 A CN103464831 A CN 103464831A CN 2012101857817 A CN2012101857817 A CN 2012101857817A CN 201210185781 A CN201210185781 A CN 201210185781A CN 103464831 A CN103464831 A CN 103464831A
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- upper knife
- withdrawing
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- 230000004308 accommodation Effects 0.000 claims description 14
- 230000010354 integration Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 11
- 210000000481 breast Anatomy 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000007769 metal material Substances 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 210000002421 cell wall Anatomy 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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Abstract
The invention relates to a scraper blade capable of automatically feeding blades. The scraper blade comprises an upper blade body and a lower blade body which are movably connected, wherein the upper blade body comprises an accommodating space used for accommodating the blades, and the accommodating space is communicated with the lower blade body; the lower blade body is provided with at least one blade feeding slot used for positioning the blades to push the upper blade body to move on the lower blade body, so that the blades in the accommodating space can be automatically fed; the side surface of the upper blade body is further provided with at least one blade retracting port to push the upper blade body to move on the lower blade body, the blade retracting port is communicated with the blade feeding slot, and thus the blades in the blade feeding slot can be retracted from the blade retracting port; the accommodating space is a blade storage slot in which a plurality of blades can be stored; the blade storage slot is connected with an upper cover; the inner side of the upper cover is connected with an elastic piece; the elastic piece can be used for elastically pressing the blades in the blade storage slot. The scraper blade can realize the feeding and retracting of the blades in the blade storage slot by virtue of pushing the relative movement of the upper and lower blade bodies, is quite convenient in use, and can be used for solving the technical problem that the blades in the blade storage slot in the prior art cannot be automatically fed.
Description
Technical field
The present invention relates to a kind of hardware & tools, particularly a kind of scraper of upper slitter automatically.
Background technology
It is to disclose a kind of cutter knife storing groove in 200810207841.4 that China Intellectual Property Office discloses application number, and it comprises box body, a plurality of blade, fixed cover, movable top lid, push broach piece, rail block, opens box key and return spring.Movable top lid rotatably is connected with box body, and the push broach piece is connected on movable top lid and the storage cutter slot tail that stretches into box body can promote the blade reach; Rail block is connected to the anterior of movable top lid and can promotes to move after blade, opens the box key and is arranged on locking or the release of realization to movable top lid between box body and movable top lid.This is simple in structure, it is convenient to take or put back to blade.But, while being applied on cutter by this storage cutter groove, can not realizing directly storing up the interior blade of cutter groove and automatically change to the enterprising enforcement use of tool rest, store up the interior blade of cutter groove upper slitter automatically.
Summary of the invention
The object of the present invention is to provide a kind of scraper of upper slitter automatically, to solve in prior art the technical problem of upper slitter automatically of the blade in storage cutter groove.
In order to address the above problem, the invention provides a kind of scraper of upper slitter automatically, comprise upper knife body and lower knife body, described upper knife body and described lower knife body are flexibly connected, comprise the accommodation space of an accommodating blade on described upper knife body, this accommodation space is communicated with described lower knife body, and at least one upper knife groove for positioning blade is set on described lower knife body, promote upper knife body and move on lower knife body, the blade in described accommodation space is upper slitter automatically.
Preferably, the side of described upper knife body also arranges at least one withdrawing mouth, promotes upper knife body and moves, and described withdrawing mouth can be communicated in described upper knife groove, and the blade in described upper knife groove can exit from described withdrawing mouth.
Preferably, described accommodation space is a storage cutter groove, in described storage cutter groove, can store some blades, the equal opening of bottom surface on described storage cutter groove, the upper end of described storage cutter groove connects a upper cover, and described upper cover is inboard connects an elastic component, but described elastic component elasticity is pressed the blade in described storage cutter groove.
Preferably, described storage cutter groove and described upper knife body are made into integration, and described upper cover one end is connected with described storage cutter groove pivotable, the other end and the clamping of described storage cutter groove.
Preferably, at least one elasticity withdrawing part that adapts to described withdrawing mouth also is set on described upper knife body, this elasticity withdrawing part is connected with described upper knife body elasticity, one slope tilted to described withdrawing mouth direction is set on described elasticity withdrawing part, the promotion upper knife body moves, and the blade in described upper knife groove can be along the slope of described elasticity withdrawing part from exiting in the withdrawing mouth to the cutter hub outside.
Preferably, the front end of described lower knife body arranges a upper knife groove, and the front opening of described upper knife groove promotes upper knife body and moves, and the blade in described storage cutter groove can be fixed in described upper knife groove under elastomeric suppressing.
Preferably, the side of described upper knife body arranges a withdrawing mouth, and described withdrawing mouth is positioned at the place ahead of described storage cutter groove, and corresponding to described withdrawing mouth, the inboard of described upper knife body arranges an elasticity withdrawing part.
Preferably, described elasticity withdrawing part comprises a triangular plate, one hypotenuse of described triangular plate is the blade in corresponding described withdrawing mouth and upper knife groove respectively, the base elasticity of described triangular plate is connected on described upper knife body, and two outer two is not unsettled, corresponding to triangular plate, one groove is set on described lower knife body, described groove is communicated with described upper knife groove, and when triangular plate is positioned at described groove, the blade in described upper knife groove moves to the withdrawing mouth along the hypotenuse of triangular plate.
Preferably, described lower knife body is set in described upper knife body.
Preferably, a guide groove is set on described lower knife body, corresponding, being convexly equipped with a guide block on described upper knife body, described guide block slides in described guide groove.
Compared with prior art, there is following technique effect in the present invention:
The invention provides a kind of scraper of upper slitter automatically, by promoting the upper slitter and the withdrawing that relatively move to realize storing up cutter groove inner blade of upper lower knife body, very convenient in use, solved in the prior art and stored up the interior blade of the cutter groove technical problem of upper slitter automatically.
The accompanying drawing explanation
The STRUCTURE DECOMPOSITION schematic diagram of the scraper that Fig. 1 is a kind of upper slitter automatically of the present invention;
The structure side view of the original state that Fig. 2 A is a kind of scraper of upper slitter automatically of the present invention;
The structure top view of the original state that Fig. 2 B is a kind of scraper of upper slitter automatically of the present invention;
The structure side view of the upper slitter process of the scraper that Fig. 3 A---Fig. 6 A is a kind of upper slitter automatically of the present invention;
The structure top view of the upper slitter process of the scraper that Fig. 3 B---Fig. 6 B is a kind of upper slitter automatically of the present invention;
The structure side view of the cutter process of unloading of the scraper that Fig. 7 A---Figure 11 A is a kind of upper slitter automatically of the present invention;
The structure top view of the cutter process of unloading of the scraper that Fig. 7 B---Figure 11 B is a kind of upper slitter automatically of the present invention;
The scraper that Fig. 7 A, Fig. 8 A, Fig. 9 A, Figure 12 A, Figure 13 A and Figure 14 A are a kind of upper slitter automatically of the present invention unload after cutter the structured testing figure of upper slitter process again;
The scraper that Fig. 7 B, Fig. 8 B, Fig. 9 B, 12B, Figure 13 B and Figure 14 B are a kind of upper slitter automatically of the present invention unload after cutter the structure top view of upper slitter process again.
The specific embodiment
The invention provides a kind of scraper of upper slitter automatically, comprise upper knife body and lower knife body, upper knife body and lower knife body are flexibly connected, the accommodation space that comprises an accommodating blade on upper knife body, this accommodation space is communicated with lower knife body, at least one upper knife groove for positioning blade is set on lower knife body, promotes upper knife body and move on lower knife body, the blade in accommodation space is upper slitter automatically.As promote upper knife body and move on lower knife body, when the blade in accommodation space falls in upper knife groove, now, the blade of blade is exposed outside lower knife body, retract upper knife body, now blade is just exposed outside cutter hub, and upper slitter has moved, now exposed blade is available, and the upper slitter operation is very simple.But the present invention is not limited thereto.
In the present invention, the side of upper knife body also arranges at least one withdrawing mouth, promotes upper knife body and moves, and the withdrawing mouth can be communicated in upper knife groove, and the blade in upper knife groove can exit from the withdrawing mouth.In order to make blade, can automatically in upper knife groove, release, the one elasticity withdrawing part that adapts to the withdrawing mouth also is set on upper knife body, one slope tilted to withdrawing mouth direction is set on elasticity withdrawing part, the promotion upper knife body moves, when blade is contacted with elasticity withdrawing part, the blade in upper knife groove is along the slope of elasticity withdrawing part from exiting in the withdrawing mouth to the cutter hub outside.
The present invention does not limit the number of upper knife groove and lower guide channel, and the present invention for convenience of explanation, below in conjunction with accompanying drawing, lifts a specific embodiment and described in detail.
Please refer to Fig. 1, a kind of scraper of upper slitter automatically, comprise upper knife body 2, lower knife body 1 and for the accommodation space of accommodating blade 4, in the present embodiment, this accommodation space is arranged to a storage cutter groove 3, and this storage cutter groove 3 protrudes from the upper surface of upper knife body 2, can store some blades 4, upper knife body 2 is slidably connected with lower knife body 1, and storage cutter groove 3 is arranged on upper knife body 2 and is communicated to lower knife body 1.In the present embodiment, the equal opening of upper bottom surface of storage cutter groove 3, arrange a upper cover 6 on storage cutter groove 3, and upper cover 6 inboards arrange an elastic component 5, but elastic component 5 elasticity are pressed on blade 4 tops in storage cutter groove 3.The present invention does not do concrete restriction to this elastic component 5, and in the present embodiment, this elastomer is spring, and an end of this spring is fixed on the inboard of upper cover 6, and after upper cover 6 is closed, the other end of spring tightly suppresses the blade 4 in storage cutter groove 3.In the present embodiment, storage cutter groove 3 is made into integration with upper knife body 2, and an end of upper cover 6 is connected with storage cutter groove 3 pivotables, the other end and the other end clamping of storing up cutter groove 3.
In the present embodiment, the front end of lower knife body 1 arranges a upper knife groove 13, and the front opening of upper knife groove 13 promotes upper knife body 2 and moves, when the blade 4 in storage cutter groove 3 moves to upper knife groove 13 top, the blade 4 in storage cutter groove 3 can be in suppressing of spring falls into upper knife groove 13.In the present embodiment, blade 4 is square blade 4, and the back of blade 4 is provided with protective metal shell, the both sides of this protective metal shell protrude from the upper and lower surface of blade 4, therefore, the rear end in this upper knife groove 13 arranges the slot part of an accommodating protective metal shell, and this slot part is lower than the bottom surface of upper knife groove 13.The purpose that the present embodiment arranges slot part is to prevent that blade 4 from rocking in upper knife groove 13, and, when blade 4 is positioned at upper knife groove 13, the rear cell wall of upper knife groove 13 stops blade 4 to move backward, and the upper cell wall of slot part stops blade 4 to travel forward, and the left and right side of cutter hub stops blade 4 side-to-side movements, the lower surface of upper knife body 2 stops blade 4 to move upward, therefore, when blade 4 falls into upper knife groove 13 when interior, and be fixed in upper knife groove 13.
In the present embodiment, the side of upper knife body 2 arranges a withdrawing mouth 21, and withdrawing mouth 21 is positioned at the place ahead of storage cutter groove 3, and in order to realize the automatic withdrawal of this scraper, corresponding to withdrawing mouth 21, the inboard of upper knife body 2 arranges an elasticity withdrawing part 22.One slope tilted to withdrawing mouth 21 directions is set on this elasticity withdrawing part 22, promotes upper knife body 2 and move, when blade 4 is contacted with elasticity withdrawing part 22, the blade 4 in upper knife groove 13 is along the slope of elasticity withdrawing part 22 from exiting in withdrawing mouth 21 to the cutter hub outside.Corresponding to elasticity withdrawing part 22, at least one groove 14 is set on lower knife body 1, groove 14 is communicated with upper knife groove 13, and elasticity withdrawing part 22 can fall in groove 14.In the present invention, elasticity withdrawing part 22 is that elasticity is arranged between upper knife body 2 and lower knife body 1, and the rear end of elasticity withdrawing part 22 is connected on upper knife body 2, and each edge of front end is hollow out.The present invention does not do concrete restriction to elasticity withdrawing part 22, in the present embodiment, this elasticity withdrawing part 22 comprises a triangular plate 221, these triangular plate 221 tilings, one hypotenuse of this triangular plate 221 is the blade 4 in corresponding withdrawing mouth 21 and upper knife groove 13 respectively, the base of triangular plate 221 connects a vertical thin slice 222, the upper end of this vertical thin slice 222 is connected on upper knife body 2, lower end is connected with the base of triangular plate 221, the both sides of two hypotenuses of triangular plate 221 and vertical thin slice 222 are all unsettled, corresponding to triangular plate 221, one groove 14 is set on lower knife body 1, groove 14 is communicated with upper knife groove 13, when triangular plate 221 is positioned at groove 14, promote upper knife body 2, blade 4 in upper knife groove 13 moves to withdrawing mouth 21 along the hypotenuse of triangular plate 221.The present embodiment is not done concrete restriction to the material of triangular plate 221, and preferred, triangular plate 221 is metal material, and the elasticity of metal material is better, but is not limited to metal material.In the present invention, this elasticity withdrawing part 22 also can be other shapes, only need on this elasticity withdrawing part 22 to have a hypotenuse respectively the blades 4 in corresponding withdrawing mouth 21 and upper knife groove 13 get final product, the present invention does not limit this.
In the present embodiment, lower knife body 1 is set in upper knife body 2.The both sides of upper knife body 2 respectively arrange side plate 24 downwards, the lower end of this side plate 24 all inwardly arranges a breast board limit 241, corresponding to lower knife body 1, below, edge, the both sides of lower knife body 1 arranges a breach 12, the breast board limit 241 of upper knife body 2 both sides can be connected on the breach 12 of lower knife body 1 both sides, stops upper knife body 2 to come off down in lower knife body 1.In the present embodiment, the rear end of lower knife body 1 also arranges a guide groove 11, corresponding, the afterbody top of upper knife body 2 is convexly equipped with a guide block 23, and guide block 23 is in the interior slip of guide groove 11.In the present embodiment, when guide block 23 move to guide groove 11 foremost the time, the blades 4 that now store up in cutter groove 3 just in time fall in upper knife groove 13, and upper knife body 2 has moved to foremost with respect to lower knife body 1, then move forward just and do not move; In the present embodiment, breach 12 width of breast board limit 241 width by upper knife body 2 both sides are set and lower knife body 1 both sides limit upper knife body 2 with respect to lower knife body 1 mobile displacement backward.In the present embodiment, when upper knife body 2 and lower knife body 1 are overlapping, upper knife body 2 can only move to the direction of upper knife groove 13 with respect to lower knife body 1, and upper knife groove 13 moves dorsad; When guide block 23 move to guide groove 11 foremost the time, upper knife body 2 just can not move forward, can only retreat, when upper knife groove 13 retreats to withdrawing mouth 21 position, triangular plate 221 stops blade 4 to continue to draw back, can only move to withdrawing mouth 21 along the hypotenuse of triangular plate 221, now, by stretching out the 4 use hands extractions of the outer blade of withdrawing mouth 21, just unloaded cutter.
The concrete accompanying drawing of following basis describes the upper slitter process in detail and unloads the cutter process.
The upper slitter process:
Please refer to Fig. 2 A and Fig. 2 B, when upper knife body 2 is overlapping with lower knife body 1, blade 41, in storage cutter groove 3, is now the original state of the scraper of upper slitter automatically, i.e. duty not;
Please refer to Fig. 3 A and Fig. 3 B, promote upper knife body 2 and move forward with respect to lower knife body 1, storage cutter groove 3 is close to upper knife groove 13;
Please refer to Fig. 4 A and Fig. 4 B, continuing to promote upper knife body 2 moves forward with respect to lower knife body 1, until storage cutter groove 3 interior undermost blades 41 fall in the upper knife groove 13 of lower knife body 1, now, upper knife body 2 just can not continue to move forward, blade 41 has been positioned in upper knife groove 13, and the exposed outside at lower knife body 1 of the blade of blade 41;
Please refer to Fig. 5 A and Fig. 5 B, promote upper knife body 2 and move backward with respect to lower knife body 1, storage cutter groove 3 is away from upper knife groove 13;
Please refer to Fig. 6 A and Fig. 6 B, promote upper knife body 2 and move backward with respect to lower knife body 1, until upper knife body 2 is overlapping with lower knife body 1, now, upper slitter has moved, and blade 41 is exposed in the outside of cutter hub, and scraper just can be used, and scraper in working order.
Unload the cutter process:
Please refer to Fig. 7 A and Fig. 7 B, promote upper knife body 2 and move forward with respect to lower knife body 1 under the duty of scraper, triangular plate 221 falls in groove 14;
Please refer to Fig. 8 A and Fig. 8 B, continue to promote upper knife body 2 and move forward with respect to lower knife body 1, blade 41 moves to withdrawing mouth 21 directions along triangular plate 221;
Please refer to Fig. 9 A and Fig. 9 B, continuing to promote upper knife body 2 moves forward with respect to lower knife body 1, blade 41 continues to move along the hypotenuse of triangular plate 221 to withdrawing mouth 21 directions until upper knife body 2 pushes away when motionless, now part is exposed outside withdrawing mouth 21 for blade 41, now can blade 41 be taken off with hand.
When blade 41 from the interior taking-up of upper knife groove 13, continuation promotion upper knife body 2 moves forward or promotes upper knife body 2 with respect to lower knife body 1 and moves backward with respect to lower knife body 1, can produce two kinds of different effects, below in conjunction with accompanying drawing, the different-effect that these two kinds different motion modes produce is described respectively.
Promoting upper knife body 2 moves backward with respect to lower knife body 1:
Please refer to Figure 10 A and Figure 10 B, blade 41, from the interior taking-up of upper knife groove 13, is promoted to upper knife body 2 and moves backward with respect to lower knife body 1, now, storage cutter groove 3 is away from upper knife groove 13;
Please refer to Figure 11 A and Figure 11 B, continue to promote upper knife body 2 and move backward with respect to lower knife body 1, until upper knife body 2 is overlapping with lower knife body 1, now scraper, again in former beginning and end duty, unloads cutter and has moved.
Continuing to promote upper knife body 2 moves forward with respect to lower knife body 1:
Please refer to Figure 12 A and Figure 12 B, blade 41, from the interior taking-up of upper knife groove 13, is continued to promote upper knife body 2 and moves forward with respect to lower knife body 1, storage cutter groove 3 is close to upper knife groove 13;
Please refer to Figure 13 A and Figure 13 B, continuing to promote upper knife body 2 moves forward with respect to lower knife body 1, until storage cutter groove 3 interior undermost blades 42 fall in the upper knife groove 13 of lower knife body 1, now, upper knife body 2 just can not continue to move forward, blade 42 has been positioned in upper knife groove 13, and the exposed outside at lower knife body 1 of the blade of blade 42;
Please refer to Figure 14 A and Figure 14 B, promote upper knife body 2 and move backward with respect to lower knife body 1, until upper knife body 2 is overlapping with lower knife body 1, now, upper slitter has moved, and blade 42 is exposed in the outside of cutter hub, and scraper just can be used, and scraper is again in duty.
Above disclosed be only the application's a specific embodiment, but the application is not limited thereto, the changes that any person skilled in the art can think of, all should drop in the application's protection domain.
Claims (10)
1. the scraper of upper slitter automatically, it is characterized in that, comprise upper knife body and lower knife body, described upper knife body and described lower knife body are flexibly connected, comprise the accommodation space of an accommodating blade on described upper knife body, this accommodation space is communicated with described lower knife body, and at least one upper knife groove for positioning blade is set on described lower knife body, promote upper knife body and move on lower knife body, the blade in described accommodation space is upper slitter automatically.
2. the scraper of upper slitter automatically as claimed in claim 1, it is characterized in that, the side of described upper knife body also arranges at least one withdrawing mouth, promotes upper knife body and moves on lower knife body, described withdrawing mouth can be communicated in described upper knife groove, and the blade in described upper knife groove can exit from described withdrawing mouth.
3. the scraper of upper slitter automatically as claimed in claim 2, it is characterized in that, described accommodation space is a storage cutter groove, can store some blades in described storage cutter groove, the equal opening of bottom surface on described storage cutter groove, the upper end of described storage cutter groove connects a upper cover, and described upper cover is inboard connects an elastic component, but described elastic component elasticity is pressed the blade in described storage cutter groove.
4. the scraper of upper slitter automatically as claimed in claim 3, is characterized in that, described storage cutter groove and described upper knife body are made into integration, and described upper cover one end is connected with described storage cutter groove pivotable, the other end and the clamping of described storage cutter groove.
5. the scraper of upper slitter automatically as claimed in claim 2, it is characterized in that, at least one elasticity withdrawing part that adapts to described withdrawing mouth also is set on described upper knife body, this elasticity withdrawing part is connected with described upper knife body elasticity, one slope tilted to described withdrawing mouth direction is set on described elasticity withdrawing part, the promotion upper knife body moves, and the blade in described upper knife groove can be along the slope of described elasticity withdrawing part from exiting in the withdrawing mouth to the cutter hub outside.
6. the scraper of upper slitter automatically as claimed in claim 5, it is characterized in that, the front end of described lower knife body arranges a upper knife groove, the front opening of described upper knife groove, the promotion upper knife body moves, and the blade in described storage cutter groove can be fixed in described upper knife groove under elastomeric suppressing.
7. the scraper of upper slitter automatically as claimed in claim 6, is characterized in that, the side of described upper knife body arranges a withdrawing mouth, and described withdrawing mouth is positioned at the place ahead of described storage cutter groove, and corresponding to described withdrawing mouth, the inboard of described upper knife body arranges an elasticity withdrawing part.
8. the scraper of upper slitter automatically as claimed in claim 7, it is characterized in that, described elasticity withdrawing part comprises a triangular plate, one hypotenuse of described triangular plate is corresponding described withdrawing mouth and upper knife groove respectively, the base elasticity of described triangular plate is connected on described upper knife body, two outer two is not unsettled, corresponding to triangular plate, one groove is set on described lower knife body, described groove is communicated with described upper knife groove, when triangular plate is positioned at described groove, the blade in described upper knife groove moves to the withdrawing mouth along the hypotenuse of triangular plate.
9. the scraper of upper slitter automatically as claimed in claim 1, is characterized in that, described lower knife body is set in described upper knife body.
10. the scraper of upper slitter automatically as claimed in claim 1, is characterized in that, a guide groove is set on described lower knife body, corresponding, being convexly equipped with a guide block on described upper knife body, described guide block slides in described guide groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210185781.7A CN103464831B (en) | 2012-06-07 | 2012-06-07 | Can the scraper of upper slitter automatically |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210185781.7A CN103464831B (en) | 2012-06-07 | 2012-06-07 | Can the scraper of upper slitter automatically |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103464831A true CN103464831A (en) | 2013-12-25 |
| CN103464831B CN103464831B (en) | 2015-09-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210185781.7A Active CN103464831B (en) | 2012-06-07 | 2012-06-07 | Can the scraper of upper slitter automatically |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3522653A (en) * | 1966-04-05 | 1970-08-04 | Dahle Wilhelm Metallwaren | Apparatus for erasing |
| FR2503047A1 (en) * | 1981-04-03 | 1982-10-08 | Ramez Moise | Vibrating blade eraser for imprinted mark or transparency - has curved sharp edge and finishing which abrasive on opposite sides of motor-driven vibrator |
| CN2037684U (en) * | 1988-11-25 | 1989-05-17 | 孙星明 | Drawing scriper |
| CN1038244A (en) * | 1988-11-04 | 1989-12-27 | 上海铁道学院 | Large-capacity railway passenger hard-sleeping curriage |
| CN2062687U (en) * | 1990-02-24 | 1990-09-26 | 郭卫平 | Scraper for plotting |
| CN2528590Y (en) * | 2002-02-09 | 2003-01-01 | 赵建全 | Art designing knif capable of changing blade |
| CN101200071A (en) * | 2007-12-14 | 2008-06-18 | 上海昆杰五金工具有限公司 | Cutting knife |
-
2012
- 2012-06-07 CN CN201210185781.7A patent/CN103464831B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3522653A (en) * | 1966-04-05 | 1970-08-04 | Dahle Wilhelm Metallwaren | Apparatus for erasing |
| FR2503047A1 (en) * | 1981-04-03 | 1982-10-08 | Ramez Moise | Vibrating blade eraser for imprinted mark or transparency - has curved sharp edge and finishing which abrasive on opposite sides of motor-driven vibrator |
| CN1038244A (en) * | 1988-11-04 | 1989-12-27 | 上海铁道学院 | Large-capacity railway passenger hard-sleeping curriage |
| CN2037684U (en) * | 1988-11-25 | 1989-05-17 | 孙星明 | Drawing scriper |
| CN2062687U (en) * | 1990-02-24 | 1990-09-26 | 郭卫平 | Scraper for plotting |
| CN2528590Y (en) * | 2002-02-09 | 2003-01-01 | 赵建全 | Art designing knif capable of changing blade |
| CN101200071A (en) * | 2007-12-14 | 2008-06-18 | 上海昆杰五金工具有限公司 | Cutting knife |
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| Publication number | Publication date |
|---|---|
| CN103464831B (en) | 2015-09-30 |
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Address after: Room 201, Building 1 (Building A), No. 1-7, Lane 1356, Xinyuan Road, Minhang District, Shanghai, 2019 Patentee after: Shanghai Kunjie Industrial Co.,Ltd. Country or region after: China Address before: 201108 Shanghai city Minhang District Huaning road 3740 Lane 198 Patentee before: SHANGHAI KUNJEK HANDTOOLS AND HARDWARE Co.,Ltd. Country or region before: China |