CN102848328B - Special dual-handle three-jaw grasping forceps - Google Patents
Special dual-handle three-jaw grasping forceps Download PDFInfo
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- CN102848328B CN102848328B CN201210235765.4A CN201210235765A CN102848328B CN 102848328 B CN102848328 B CN 102848328B CN 201210235765 A CN201210235765 A CN 201210235765A CN 102848328 B CN102848328 B CN 102848328B
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- Prior art keywords
- pin
- hole
- connecting rod
- fixed
- handle
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- 239000000725 suspension Substances 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 7
- 229920002379 silicone rubber Polymers 0.000 claims description 4
- 230000002146 bilateral effect Effects 0.000 claims description 3
- 208000004141 microcephaly Diseases 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 abstract description 6
- 239000011521 glass Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000004579 marble Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
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- Load-Engaging Elements For Cranes (AREA)
Abstract
Special dual-handle three-jaw grasping forceps comprise a housing and an operating controlling part, wherein two ends of a first cylindrical pin are fixed in boss holes of a hollow handle haft, a long slot hole of a force rod swings and moves laterally within a narrow range relative to the first cylindrical pin, a second cylindrical pin is hinged with a cylindrical splitting pin hole of a vertical cylinder, the force which is acted on a corrugated handle is combined with the conical spring replacement action through a flat circular hole, and the vertical cylinder and an allocation disk are driven to move vertically along the inner hole of a circular pipe. Particularly, three allocation pin seats are arranged on the outer ring of the allocation disk symmetrically, holes of the allocation pin seats and large connection rod splitting holes of an H-shaped connection rod are hinged through a three cylindrical pin, small connection rod splitting holes and arc jaw connection holes are hinged through a fourth cylindrical pin, arc jaw supporting seat holes and hanging pin holes are hinged through a fifth cylindrical pin, three arc jaws which are arranged symmetrically are controlled flexibly, synchronous swinging is achieved, and smooth fragile articles can be taken out from high-temperature environment through bi-hand operation.
Description
Technical field
The invention belongs to the extraordinary pliers in life, work, for clamping high temperature or the smooth object such as frangible, the particularly special three-jaw gripper clamp of a kind of double handle.
Background technology
In daily life, people often will take out the smooth object such as dishes from the hot environments such as food steamer.In industrial processes, some special dimensions must take out smooth fragile article from hot environment, and the clamping devices such as known traditional pliers cannot reach desirable effect, and people could not find a kind of efficiently convenient, safe and reliable pliers always.
Summary of the invention
The object of this invention is to provide a kind of safe and reliable clamper taking out smooth breakables from hot environment, to achieve these goals, the present invention adopts following technical solution:
The special three-jaw gripper clamp of a kind of double handle, comprise shell and operation control assembly, as improvement: have handle perforate below the hollow grip handle bilateral of shell, two outer end inner surfaces of hollow grip handle respectively have pair of projections hole, pipe section is connected to below hollow grip handle center position, pipe section lower end be communicated with control disk disk on plane, on disk, the inner surface of plane 16 is provided with on spring and surely encloses 15 and three suspended bearer pin 97, suspended bearer pin 97 described in three is arranged symmetrically on described spring and surely encloses outside 15, controlling the disk lower plane of disk, to be also provided with three rectangle openings corresponding with described suspended bearer pin, in operation control assembly: in the middle part of force application rod, below has the downward gap of ripple handle to pass through described handle perforate, the two ends of the first straight pin are fixed in described boss hole, the long slot bore of force application rod is between the boss hole described in a pair, and relative first straight pin of described long slot bore makes swinging motion and moving left and right by a small margin, the two ends of the second straight pin are fixed in the cylinder jag pin hole of right circular cylinder, and the flat round hole of force application rod is positioned in the middle of described cylinder jag pin hole, relative second straight pin of described flat round hole makes swinging motion by a small margin, under spring, determine circle below right circular cylinder in succession distribution disk, distribute and disk cylindrical has been arranged symmetrically with three distributes runners, volute spring major part is fixed on spring in fixed circle, and volute spring microcephaly is under being fixed on spring outside fixed circle, the two ends of three cylindrical pin are fixed in the connecting rod jag macropore of I shape connecting rod, described distribution runners is positioned in the middle of described connecting rod jag macropore, and the relative three cylindrical pin in runners hole distributing runners makes swinging motion by a small margin, the two ends of the 4th straight pin are fixed in the connecting rod jag aperture of I shape connecting rod, and the arc pawl tie rod holes of arc pawl is positioned in the middle of described connecting rod jag aperture, relative 4th straight pin of described arc pawl tie rod holes makes swinging motion by a small margin, the two ends of the 5th straight pin are fixed in the suspension pin hole of three suspended bearer pin, the arc pawl bearing hole of described arc pawl is positioned in the middle of described suspension pin hole, relative 5th straight pin of described arc pawl bearing hole makes swinging motion by a small margin, and described rectangle opening is passed through in the described downward gap of arc pawl.
As further improvement: described connecting rod jag diameter macropores is between 3 to 15 millimeters; Described connecting rod jag hole diameter is between 2 to 12 millimeters; Between the spacing 10 to 50 millimeters of described connecting rod jag macropore and described connecting rod jag aperture.
As further improvement: described arc pawl lower end is also connected with rigidity level curved arc section, elasticity curved arc pad is fixed with inside rigidity level curved arc section, also have curved arc pad groove inside elasticity curved arc pad, and the spacing of described arc pawl tie rod holes and described arc pawl bearing hole is between 8 to 40 millimeters; And the spacing of described arc pawl tie rod holes and described arc pawl bearing hole is between 8 to 40 millimeters; And the material of described elasticity curved arc pad is high-temperature-resisting silicon rubber, material Specifeca tion speeification is: every cubic centimetre of density is between 1.97 to 1.25 grams; Shore hardness A is between 58 to 62 degree; Between tensile strength 8.9 to 9.1MPa.
The invention has the beneficial effects as follows: the two ends of the first straight pin are fixed in the boss hole of hollow grip handle, relative first straight pin of long slot bore of force application rod makes swinging motion and moving left and right by a small margin; The power acting on ripple handle, by the cylinder jag pin hole chain connection of flat round hole through the second straight pin and right circular cylinder, in conjunction with volute spring reset response, drives right circular cylinder and distributes disk and move up and down along pipe endoporus.Particularly adopt three the distribution runners distributing and disk cylindrical has and is arranged symmetrically with, distribute the runners hole of runners and the connecting rod jag macropore three cylindrical pin chain connection of I shape connecting rod, connecting rod jag aperture and arc pawl tie rod holes the 4th straight pin chain connection, with the 5th straight pin chain connection between the suspension pin hole of arc pawl bearing hole and suspended bearer pin, control flexibly and be arranged symmetrically with three arc pawl synchronous hunting, achieve bimanualness from hot environment, take out smooth fragile article.
Be fixed with high temperature resistant elasticity curved arc pad inside rigidity level curved arc section and can avoid gripped object external surface of damaging, also have curved arc pad groove that smooth object can be avoided to skid inside elasticity curved arc pad, operate more safe and reliable.The present invention is novel, manufacture is simple, simple operation, possesses popularizing value.
Accompanying drawing explanation
Top view when accompanying drawing 1 is bimanualness of the present invention;
Accompanying drawing 2 is the A-A sectional views in Fig. 3;
Accompanying drawing 3 is the B-B sectional views in Fig. 2;
Work constructed profile when accompanying drawing 4 is clamping glass balls 80 of the present invention;
Accompanying drawing 5 is profiles of shell 10;
Accompanying drawing 6 is upward views of Fig. 5 shell 10;
Accompanying drawing 7 is part drawings of force application rod 30 in Fig. 4;
Accompanying drawing 8 be in Fig. 4 right circular cylinder 44 together with the component drawings distributing disk 40 grade;
Accompanying drawing 9 is stereograms of I shape connecting rod 60 in Fig. 4;
Accompanying drawing 10 is stereograms of arc pawl 70 in Fig. 4.
Detailed description of the invention
The invention will be further described in conjunction with the accompanying drawings and embodiments:
At Fig. 2, in Fig. 3, the special three-jaw gripper clamp of a kind of double handle, comprise shell 10 and operation control assembly, as improvement: have handle perforate 13 below hollow grip handle 11 bilateral of shell 10, two outer end inner surfaces of hollow grip handle 11 respectively have pair of projections hole 91, pipe section 14 is connected to below hollow grip handle 11 center position, pipe section 14 lower end be communicated with control disk 12 disk on plane 16, on disk, the inner surface of plane 16 is provided with on spring and surely encloses 15 and three suspended bearer pin 97, suspended bearer pin 97 described in three is arranged symmetrically on described spring and surely encloses outside 15, controlling the disk lower plane 18 of disk 12, to be also provided with three rectangle openings 17 corresponding with described suspended bearer pin 97, in operation control assembly: in the middle part of force application rod 30, below has ripple handle 33 to pass through described handle perforate 13 in gap downwards, the two ends of the first straight pin 21 are fixed in described boss hole 91, the long slot bore 31 of force application rod 30 is between the boss hole 91 described in a pair, and relative first straight pin 21 of described long slot bore 31 makes swinging motion and moving left and right by a small margin, the two ends of the second straight pin 22 are fixed in the cylinder jag pin hole 42 of right circular cylinder 44, and the flat round hole 32 of force application rod 30 is positioned in the middle of described cylinder jag pin hole 42, relative second straight pin 22 of described flat round hole 32 makes swinging motion by a small margin, under spring, surely enclose 45 below right circular cylinder 44 in succession and distribute disk 40, distribute and disk 40 cylindrical has been arranged symmetrically with three distributes runners 46, volute spring 50 major part is fixed on spring and surely encloses in 15, and volute spring 50 microcephaly encloses outside 45 under being fixed on spring surely, the two ends of three cylindrical pin 23 are fixed in the connecting rod jag macropore 63 of I shape connecting rod 60, described distribution runners 46 is positioned in the middle of described connecting rod jag macropore 63, and the relative three cylindrical pin 23 in runners hole 43 distributing runners 46 makes swinging motion by a small margin, the two ends of the 4th straight pin 24 are fixed in the connecting rod jag aperture 64 of I shape connecting rod 60, and the arc pawl tie rod holes 74 of arc pawl 70 is positioned in the middle of described connecting rod jag aperture 64, relative 4th straight pin 24 of described arc pawl tie rod holes 74 makes swinging motion by a small margin, the two ends of the 5th straight pin 25 are fixed in the suspension pin hole 95 of three suspended bearer pin 97, the arc pawl bearing hole 75 of described arc pawl 70 is positioned in the middle of described suspension pin hole 95, relative 5th straight pin 25 of described arc pawl bearing hole 75 makes swinging motion by a small margin, and described arc pawl 70 passes through described rectangle opening 17 in gap downwards.
As further improvement: described connecting rod jag macropore 63 diameter is between 3 to 15 millimeters; Described connecting rod jag aperture 64 diameter is between 2 to 12 millimeters; Between the spacing 10 to 50 millimeters of described connecting rod jag macropore 63 and described connecting rod jag aperture 64.
As further improvement: described arc pawl 70 lower end is also connected with rigidity level curved arc section 71, elasticity curved arc pad 72 is fixed with inside rigidity level curved arc section 71, also have curved arc pad groove 73 inside elasticity curved arc pad 72, and the spacing of described arc pawl tie rod holes 74 and described arc pawl bearing hole 75 is between 8 to 40 millimeters; And the spacing of described arc pawl tie rod holes 74 and described arc pawl bearing hole 75 is between 8 to 40 millimeters; And the material of described elasticity curved arc pad 72 is high-temperature-resisting silicon rubber, material Specifeca tion speeification is: every cubic centimetre of density is between 1.97 to 1.25 grams; Shore hardness A is between 58 to 62 degree; Between tensile strength 8.9 to 9.1MPa.
In Fig. 9, embodiment is selected: connecting rod jag macropore 63 diameter is 8 millimeters, and connecting rod jag aperture 64 diameter is 6 millimeters, and described connecting rod jag macropore 63 is 30 millimeters with the spacing of described connecting rod jag aperture 64.
In Figure 10, embodiment is selected: arc pawl tie rod holes 74 is 24 millimeters with the spacing of described arc pawl bearing hole 75; The material Specifeca tion speeification of the elasticity curved arc pad 72 that high-temperature-resisting silicon rubber is made is: every cubic centimetre of density is 1.2 grams; Shore hardness A is 60 degree; Tensile strength is 9MPa.
Composition graphs 1, Fig. 4, operation principle is as follows: both hands 99 hold on hollow grip handle 11, when finger does not firmly oppress ripple handle 33, volute spring 50 pushes distribution disk 40 and moves downward, be positioned at three the distribution runners 46 distributing and disk 40 cylindrical has and is arranged symmetrically with, distribute the runners hole 43 of runners 46 by arc pawl tie rod holes 74 four straight pin 24 chain connection of I shape connecting rod 60 with arc pawl 70, coordinate the suspension pin hole 95 of suspended bearer pin 97 pairs of arc pawls 70 hinged with the 5th straight pin 25 fixing point, control is arranged symmetrically with the synchronous outwards swing of three arc pawls 70.Join disk 40 under spring, surely to enclose 45 also haul right circular cylinder 44 and move downward.The runners hole 43 distributing runners 46 moves downward with the hinged three cylindrical pin 23 of connecting rod jag macropore 63, drivening rod jag aperture 64 moves downward with the 4th straight pin 24 chain connection residing for arc pawl tie rod holes 74, coordinate arc pawl bearing hole 75 the 5th straight pin 25 fixing point chain connection of the 95 pairs of arc pawls 70 in suspension pin hole of suspended bearer pin 97, control is arranged symmetrically with three arc pawls 70 with the 5th straight pin 25 for the strong point does synchronous outwards swing, simple operation;
When finger force holds ripple handle 33 with a firm grip, with the first straight pin 21 for fulcrum, force application rod 30 drives the second straight pin 22 to move upward, and the effect of long slot bore 31 is that the horizontal position compensated when force application rod 30 swings moves.Be slidably matched by the cylindrical of right circular cylinder 44 and pipe endoporus 94, drive to distribute after disk 40 overcomes the bounce of volute spring 50 and move upward.Distribute runners hole 35 to move upward with the hinged three cylindrical pin 23 of connecting rod jag macropore 63, drivening rod jag aperture 64 and hinged 4th straight pin 24 chain connection of arc pawl tie rod holes 74 move upward, coordinate arc pawl bearing hole 75 the 5th straight pin 25 fixing point chain connection of the 95 pairs of arc pawls 70 in suspension pin hole of suspended bearer pin 97, control is arranged symmetrically with three arc pawls 70 with the 5th straight pin 25 for the strong point does synchronous inwardly swing, glass marble 80 is embraced in clamping, achieves the smooth breakables in double handle operation clamping hot environment.
The two ends of the first straight pin 21 are fixed in the boss hole 91 of hollow grip handle 11, and relative first straight pin 21 of long slot bore 31 of force application rod 30 makes swinging motion and moving left and right by a small margin; The power acting on ripple handle 33 by flat round hole 32 through cylinder jag pin hole 42 chain connection of the second straight pin 22 with right circular cylinder 44, in conjunction with volute spring 50 reset response, right circular cylinder 44 and distribution disk 40 is driven to move up and down along pipe endoporus 94.Particularly adopt three the distribution runners 46 distributing and disk 40 cylindrical has and is arranged symmetrically with, distribute the runners hole 43 of runners 46 and connecting rod jag macropore 63 three cylindrical pin 23 chain connection of I shape connecting rod 60, connecting rod jag aperture 64 and arc pawl tie rod holes 74 the 4th straight pin 24 chain connection, with the 5th straight pin 25 chain connection between the suspension pin hole 95 of arc pawl bearing hole 75 and suspended bearer pin 97, control flexibly and be arranged symmetrically with three arc pawl 70 synchronous hunting, achieve bimanualness from hot environment, take out smooth fragile article glass marble 80.
Be fixed with elasticity curved arc pad 72 inside rigidity level curved arc section 71, also have curved arc pad groove 73 can avoid damaging by clamping glass ball 80 outer surface inside elasticity curved arc pad 72, be also not easy landing, handling safety is reliable.
Claims (3)
1. the special three-jaw gripper clamp of double handle, comprise shell (10) and operation control assembly, it is characterized in that: below hollow grip handle (11) bilateral of shell (10), have handle perforate (13), two outer end inner surfaces of hollow grip handle (11) respectively have pair of projections hole (91), pipe section (14) is connected to below hollow grip handle (11) center position, plane (16) on the disk that pipe section (14) lower end is communicated with control disk (12), on disk, the inner surface of plane (16) is provided with fixed circle (15) and three suspended bearer pin (97) on spring, suspended bearer pin (97) described in three is arranged symmetrically in fixed circle (15) outside on described spring, controlling the disk lower plane (18) of disk (12), to be also provided with three rectangle openings (17) corresponding with described suspended bearer pin (97), in operation control assembly: below, force application rod (30) middle part has ripple handle (33) to pass through described handle perforate (13) in gap downwards, the two ends of the first straight pin (21) are fixed in described boss hole (91), the long slot bore (31) of force application rod (30) is positioned between the boss hole (91) described in a pair, and relative first straight pin (21) of described long slot bore (31) makes swinging motion and moving left and right by a small margin, the two ends of the second straight pin (22) are fixed in the cylinder jag pin hole (42) of right circular cylinder (44), and the flat round hole (32) of force application rod (30) is positioned in the middle of described cylinder jag pin hole (42), relative second straight pin (22) of described flat round hole (32) makes swinging motion by a small margin, right circular cylinder (44) below fixed circle (45) under spring is ined succession and is distributed disk (40), distribute on disk (40) cylindrical and be arranged symmetrically with three distribution runners (46), volute spring (50) major part is fixed on spring in fixed circle (15), and volute spring (50) microcephaly is fixed under being fixed on spring encloses (45) outward, the two ends of three cylindrical pin (23) are fixed in the connecting rod jag macropore (63) of I shape connecting rod (60), described distribution runners (46) is positioned in the middle of described connecting rod jag macropore (63), and the relative three cylindrical pin (23) in runners hole (43) of distributing runners (46) makes swinging motion by a small margin, the two ends of the 4th straight pin (24) are fixed in the connecting rod jag aperture (64) of I shape connecting rod (60), and the arc pawl tie rod holes (74) of arc pawl (70) is positioned in the middle of described connecting rod jag aperture (64), relative 4th straight pin (24) of described arc pawl tie rod holes (74) makes swinging motion by a small margin, the two ends of the 5th straight pin (25) are fixed in the suspension pin hole (95) of three suspended bearer pin (97), the arc pawl bearing hole (75) of described arc pawl (70) is positioned in the middle of described suspension pin hole (95), relative 5th straight pin (25) of described arc pawl bearing hole (75) makes swinging motion by a small margin, and described arc pawl (70) passes through described rectangle opening (17) in gap downwards.
2. the special three-jaw gripper clamp of a kind of double handle according to claim 1, is characterized in that: described connecting rod jag macropore (63) diameter is between 3 to 15 millimeters; Described connecting rod jag aperture (64) diameter is between 2 to 12 millimeters; Between the spacing 10 to 50 millimeters of described connecting rod jag macropore (63) and described connecting rod jag aperture (64).
3. the special three-jaw gripper clamp of a kind of double handle according to claim 1, it is characterized in that: described arc pawl (70) lower end is also connected with rigidity level curved arc section (71), rigidity level curved arc section (71) inner side is fixed with elasticity curved arc pad (72), and elasticity curved arc pad (72) inner side also has curved arc pad groove (73); And the spacing of described arc pawl tie rod holes (74) and described arc pawl bearing hole (75) is between 8 to 40 millimeters; And the material of described elasticity curved arc pad (72) is high-temperature-resisting silicon rubber, material Specifeca tion speeification is: every cubic centimetre of density is between 1.97 to 1.25 grams; Shore hardness A is between 58 to 62 degree; Between tensile strength 8.9 to 9.1MPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210235765.4A CN102848328B (en) | 2012-06-29 | 2012-06-29 | Special dual-handle three-jaw grasping forceps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210235765.4A CN102848328B (en) | 2012-06-29 | 2012-06-29 | Special dual-handle three-jaw grasping forceps |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102848328A CN102848328A (en) | 2013-01-02 |
| CN102848328B true CN102848328B (en) | 2015-03-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210235765.4A Expired - Fee Related CN102848328B (en) | 2012-06-29 | 2012-06-29 | Special dual-handle three-jaw grasping forceps |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102848328B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109003737A (en) * | 2018-08-08 | 2018-12-14 | 通用（天津）铝合金产品有限公司 | The application of the stripping off device and stripper wire of electric wire and cable jacket |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3519304A (en) * | 1968-10-18 | 1970-07-07 | Theodore J Shores | Pipe twisting tool |
| CN87200427U (en) * | 1987-01-19 | 1987-11-04 | 北京燕山石油化工公司研究院 | Forceps type tool for mounting toothshape taper pipe joint |
| CN201120592Y (en) * | 2007-12-10 | 2008-09-24 | 李强 | Enlarging, compressing and dissembling combination tool for mounting tube |
| US20110227268A1 (en) * | 2010-03-22 | 2011-09-22 | Bo Ren Zheng | Locking pliers with one or two slide bars each secured to a stationary jaw carrier |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7669505B2 (en) * | 2008-05-27 | 2010-03-02 | Black & Decker Inc. | Pin lock pliers |
| KR100949401B1 (en) * | 2009-05-13 | 2010-03-24 | 정명식 | Clamp apparatus with compressed gas and coating system comprising the same |
-
2012
- 2012-06-29 CN CN201210235765.4A patent/CN102848328B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3519304A (en) * | 1968-10-18 | 1970-07-07 | Theodore J Shores | Pipe twisting tool |
| CN87200427U (en) * | 1987-01-19 | 1987-11-04 | 北京燕山石油化工公司研究院 | Forceps type tool for mounting toothshape taper pipe joint |
| CN201120592Y (en) * | 2007-12-10 | 2008-09-24 | 李强 | Enlarging, compressing and dissembling combination tool for mounting tube |
| US20110227268A1 (en) * | 2010-03-22 | 2011-09-22 | Bo Ren Zheng | Locking pliers with one or two slide bars each secured to a stationary jaw carrier |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102848328A (en) | 2013-01-02 |
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Owner name: QIANJIANG MOTORCYCLE CO., LTD., ZHEJIANG Free format text: FORMER OWNER: ZHANG SHENGTING Effective date: 20150817 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| C53 | Correction of patent of invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wu Pinghui Inventor after: Cai Liangzheng Inventor after: Deng Dinghong Inventor after: Lv Junchao Inventor after: Wang Xixi Inventor before: Zhang Chengting |
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| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: ZHANG SHENGTING TO: WU PINGHUI CAI LIANGZHENG DENG DINGHONG LV XUNCHAO WANG XIXI |
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| TR01 | Transfer of patent right |
Effective date of registration: 20150817 Address after: 317600 No. 169, Jinping Avenue, Wenling, Zhejiang Patentee after: Qianjiang Motorcycle Co., Ltd., Zhejiang Address before: Lucheng District of Wenzhou city Zhejiang province 325000 Lotus Street Park Lane 5, room 106, 90. Patentee before: Zhang Chengting |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150325 Termination date: 20160629 |
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| CF01 | Termination of patent right due to non-payment of annual fee |