CN101684578A - Automatic doffer - Google Patents
Automatic doffer Download PDFInfo
- Publication number
- CN101684578A CN101684578A CN200810211370A CN200810211370A CN101684578A CN 101684578 A CN101684578 A CN 101684578A CN 200810211370 A CN200810211370 A CN 200810211370A CN 200810211370 A CN200810211370 A CN 200810211370A CN 101684578 A CN101684578 A CN 101684578A
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- yarn
- spool
- blank pipe
- doffs
- spindle
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- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 238000000034 method Methods 0.000 claims abstract description 3
- 230000009471 action Effects 0.000 claims description 15
- 230000003028 elevating effect Effects 0.000 claims description 9
- 230000000694 effects Effects 0.000 claims description 8
- 230000008859 change Effects 0.000 claims description 7
- 230000008569 process Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000009987 spinning Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 17
- 230000032258 transport Effects 0.000 description 3
- 241000196324 Embryophyta Species 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 2
- 235000011613 Pinus brutia Nutrition 0.000 description 2
- 241000018646 Pinus brutia Species 0.000 description 2
- 230000007115 recruitment Effects 0.000 description 2
- 206010050031 Muscle strain Diseases 0.000 description 1
- 208000028571 Occupational disease Diseases 0.000 description 1
- 208000004760 Tenosynovitis Diseases 0.000 description 1
- 206010043458 Thirst Diseases 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 210000001217 buttock Anatomy 0.000 description 1
- 230000001684 chronic effect Effects 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 230000035922 thirst Effects 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
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Abstract
The invention relates to an automatic doffing device of a spinning machine, in particular to a mechanical type doffing device realized by a cam group mechanism. The doffing device comprises a trolleycarrier and a doffing trolley, wherein the doffing trolley comprises a yarn prizing device, a yarn pulling device, a yarn conveying device and a hollow pipe placing device. The device can replace themanual operation to complete the doffing procedure, shorten the doffing time, lower the cost, lighten the labor strength of workers and realize continuous automatic production.
Description
Technical field:
The present invention relates to a kind of doffing device, particularly a kind of fine spining machine automatic doffing and change the blank pipe device.
Background technology:
At present in China, (later stage nineties 20th century begins to produce except the long spindle spinning frame of some advanced technology, the long spindle spinning frame that cost is higher) adopted outside collective doffs, a large amount of fine spining machines that still are not equipped with integral cosine doffing device that use, these equipment have accounted for more than 95% of whole fine spining machine market, all employing is manually doffed, and is about to full spool and manually pulls up, collects from the spindle of fine spining machine, and change the process of new empty spool.Because spool rotates at a high speed with spindle, can produce bigger bonding force between full spool and the spindle, manually doffing need very big labour intensity.After full spool doffs simultaneously, change empty spool.Doffer's workload is big, and production efficiency is low, and the general number of spindles of fine spining machine is more, needs workman's number also many, causes the cost of labor height.Therefore general doffer is served as by young, strong woman worker, and long-term work can cause occupational diseases such as the chronic tenosynovitis of the woman worker of doffing, lumbar muscle strain.In recent years, labor cost is more and more higher, and it is more and more difficult to advertise for workers, and the weaving automatic doffer that producer thirsts for that all a kind of efficient height is arranged, production cost is low replaces manually doffing, collects and change empty spool.
Before this, the semi-automatic doffing device that disk pulls out yarn, doffs also occurred, but it can produce a radial load to spindle when pulling out yarn, bump curved easily and the damage spindle, also often damage spool and resultant yarn, and easily cause oily yarn to pollute, at present, many producers do not re-use.
Summary of the invention:
In order to reduce working strength of workers, improve the productivity ratio of doffing, collecting and changing empty spool, reduce producer's recruitment cost and recruitment pressure, improve the automation of manufacturer, the level of serialization, promote enterprise's overall image.The invention provides a kind of Automatic doffing devices, this device can replace manually finishing the operation that falls to expiring yarn, neatly collect full spool and change empty spool automatically, shortened the time of doffing, neatly collecting full spool and changing blank pipe greatly, boost productivity, reduce production costs, and can realize continuous automatic production.
The present invention solves the scheme that its technical problem adopts: some the shared Automatic doffing devices of fine spining machine, when certain fine spining machine need doff, the dolly that doffs of this device is transported to the fine spining machine headstock or the tailstock that need doff in advance by the dolly carrier, and adopts rail-guided the butt joint with the fine spining machine two sides.When the full yarn of fine spining machine and after shutting down, start the dolly start button that doffs, the dolly that doffs can travel forward along the fine spining machine two sides, adopts grating to detect automatically and two sides spindle positioned in alignment on the fine spining machine.
The dolly that doffs is by the routing motion of a whole set of cam set mechanism, the full spool of some is once prized pine, clamped, pulls up, unclamps full spool, and cut off the tail yarn of full spool, then adopt spool conveyer, elevating mechanism fitly to be transported in the case that doffs of the dolly that doffs; Simultaneously, the blank pipe elevating mechanism is the empty spool jacking of equal number in the blank pipe case of this device, utilize friction pulley many empty spools through the slope track, be transported in the blank pipe casket, block, be parked in the blank pipe casket by the blank pipe stop lever mechanism.After pulling up full spool, by cam mechanism the blank pipe casket that a plurality of blank pipes are housed is transported to the spindle top, the pin of blank pipe casket is opened, and blank pipe is fallen on the spindle, for next step spinning is got ready.A circulation can be finished a series of actions such as blank pipe of doffing, transport, neatly collecting and change equal number of a plurality of full spools.
Automatic doffer takes segmentation to divide station once to finish doffing, transport yarn and changing blank pipe of a plurality of full spools, finishes a station at every turn.Adopt grating location to move to next station more then and carry out repetitive operation, until the end of doffing of full machine.This device returns on the dolly carrier automatically at last, is delivered to by the dolly carrying by the headstock or the tailstock of the fine spining machine that next needs doffs, and continues next circulation again, realizes producing continuously.
Useful result of the present invention is, alleviates the working strength of workers of doffing, and shortened the time of doffing, changing blank pipe, raises labour productivity, and reduces production costs, and can realize automatic continuous production.
Description of drawings:
Fig. 1 is the diagrammatic top view that has the doffing device fine spining machine
Fig. 2 is sled yarn feeding device schematic diagram
Fig. 3 is the thread nipper assembly schematic diagram that doffs
Fig. 4 is the lowering or hoisting gear schematic diagram that doffs
Fig. 5 is the translating device schematic diagram that doffs
Fig. 6 is fortune yarn feeding device schematic diagram
Fig. 7 plants for empty spool puts the device schematic diagram.
Among the figure:
1. full spool 2. spindles 3. sled yarn plates 4. springs 5. sled yarn cams 6. clamp gears 7. line slideways 8. clamp drag-lines 9. yarn clipping back-moving springs 10. clamp pull bars 11. yarn clip boards 12. lifter cams 13. lifting linking member mechanisms 14. lifter slides, 15. translation cams, 16. translation linkages, 17. translation returning springs, 18. translation drag-lines, 19. scissors 20. slideway 21. fortune yarn grooves 22. fortune yarns guiding 23. fortune yarn plate washers 24. leading screws 25. fortune yarn lifting linking members 26. fortune yarn lifter wheels 27. fortune yarn shears 28. case 29. empty spools 30. gear cylinder linkages 31. blank pipe caskets 32. parallelogram lindages 33. slope tracks 34. friction pulleys 35. empty bobbin boxes 36. raising plates 37. jacking guide posts that doff that doff
The specific embodiment:
1. the dolly carrier of this device transports and location action: in the diagram 1, the dolly that doffs of this device is transported to the fine spining machine headstock or the tailstock that need doff in advance by the dolly carrier, and adopts the rail mounted guiding to dock with the fine spining machine two sides.When the full yarn of fine spining machine and after shutting down, start the dolly start button that doffs, the dolly that doffs can travel forward along the fine spining machine two sides is rail-guided, adopts two sides spindle positioned in alignment on grating and the fine spining machine, finishes the preparation before doffing.
2. this device dolly that doffs moves according to preset program, is finished the sled pine, is pulled up, plugs the pipe action by cam set mechanism, specifically moves as follows:
1) sled yarn action: in diagram 2, sled yarn plate 3 travels forward under the effect of sled yarn cam 5; With after the spindle 2 of fine spining machine contacts, utilize sled yarn plate 3 inclined-planes to move upward simultaneously with cooperating of spindle 2, prize the full spool 1 on the loose spindle, reduce friction fit power between full spool 1 and the spindle 2, be convenient to choosing of full spool 1.Wait to choose finish after, sled yarn plate 3 resets under the effect of spring 4.
2) pull out the yarn action: in diagram 3,4,5, pull out yarn feeding device and comprise yarn clamping mechanism (diagram 3), elevating mechanism (diagram 4), translational motion mechanism (diagram 5), shear mechanism etc.After prizing loose full spool, yarn clamping mechanism is under the yarn clipping action of cam, and clamp drag-line 8 pulling clamp pull bars 10 spur clamp gear 6, and clamp gear 6 engaged transmission clamp full spool 1 (diagram 3).Then, under the effect of lifter cam 12, lifting linking member mechanism 13 drives lifter slide 14, lifting yarn clip board 11 rises, and the full spool 1 that is held also rises thereupon, breaks away from spindle 2 (diagram 4).After peaking, under translation cam 15 drives,, make full spool 1 leave the top of spindle 2 by translation linkage 16, pulling translation drag-line 18, yarn clip board 11 recession.Simultaneously elevating mechanism clips full spool 1 and moves downward, drop to certain altitude after, clamp back-moving spring 9 and reset, unclamp full spool 1, full spool 1 enters the slideway 20 that doffs, and finishes and pulls out yarn action (diagram 5).
3) fortune yarn action: in diagram 6, full spool 1 enters the slideway 20 that doffs, full spool 1 tail yarn enters in the yarn groove of shear mechanism simultaneously, scissors 19 is under cam and drag-line effect, cut off the buttock line of full spool 1, full spool 1 slips into to be transported in the yarn groove 21 separately, screw mechanism 24 is transported to the fortune yarn groove 21 that is loaded with full spool 1 top of yarn jacking system, by fortune yarn lifting linking member 25 and 26 effects of fortune yarn lifter wheel, fortune yarn shears 27 heads into the case 28 that doffs to full spool 1, doffing has block to block full spool 1 in the case 28, makes its unlikely falling.Full spool 1 just fitly is emitted in the case 28 that doffs like this.Fortune yarn groove 21 resets under screw mechanism 24 effects, and fortune yarn shears 27 is also got back to the origin-location.
4) plant the emptying spool: in diagram 7, equal number empty spool 29 in the raising plate 36 lifting blank pipe casees 35 of blank pipe elevating mechanism, after friction pulley 34 contacts, promote empty spool 29 by friction pulley 34, empty spool 29 is through slope track 33, drop in the blank pipe casket 31, block, be parked in the blank pipe casket 31 by retaining tube linkage 30.Deng finish pull out yarn action after, in the fortune yarn, when the parallelogram lindage 32 by cam driven was transported to spindle 2 tops to the blank pipe casket 31 that a plurality of empty spools 29 are housed, a retaining tube linkage 30 was opened pin, empty spool 29 is fallen on the spindle 2, for next step spinning is got ready.Parallelogram lindage 32 returns under the drive of cam.
3. after finishing the loose spool of sled, pulling up spool, plug blank pipe action, the dolly that doffs of this device travels forward, and locatees by grating, move to next station, continue to repeat above sled, pull out, insert and action such as fortune, successive periodic duty, doffing until complete machine finishes.
Claims (7)
1. fine spining machine Automatic doffing devices, automatically finish the empty spool that doffs, neatly collects and change similar number of a plurality of full spools of fine spining machine in the one-period, it is characterized by: this doffing device comprises the dolly carrier and the dolly that doffs, and the dolly that doffs comprises the sled yarn feeding device, pulls out yarn feeding device, fortune yarn feeding device, blank pipe are planted and put device.
2, Automatic doffing devices as claimed in claim 1 is characterized by: by the cam set mechanism controls by flow process finish the fine spining machine full spool the sled spool, pull out spool, fortune spool and blank pipe are planted and are put action.
3, Automatic doffing devices as claimed in claim 1 is characterized by: sled yarn plate travels forward under sled yarn action of cam in the sled yarn feeding device, with after spindle contacts, utilizes its inclined-plane to move upward, and prizes the full spool on the loose spindle.
4, Automatic doffing devices as claimed in claim 1 is characterized by: pull out yarn feeding device and comprise yarn clamping mechanism, elevating mechanism, translation mechanism, shear mechanism.Yarn clamping mechanism by clamp drag-line, clamp pull bar pulling clamp gear, clamps full spool under the yarn clipping action of cam, in the effect of lifter cam, yarn clamping mechanism clips full spool and rises, and breaks away from spindle then, move backward by jump stay again, leave the top of spindle.Simultaneously elevating mechanism clips full spool and moves downward, drop to certain altitude after, back-moving spring resets, and unclamps full spool, full spool drops in the fortune yarn groove by the slideway that doffs, shear mechanism is cut off the tail yarn of full spool under the drag-line effect simultaneously, finishes the action of doffing.
5, Automatic doffing devices as claimed in claim 1 is characterized by: the fortune yarn feeding device utilizes screw mandrel to rotate, and carries neat full spool under the case that doffs, and rises by elevating mechanism again, and full spool neatly enters the case that doffs.
6, Automatic doffing devices as claimed in claim 1, it is characterized by: blank pipe is planted and is put device and comprise blank pipe elevating mechanism, doff parallelogram lindage and blank pipe stop lever mechanism, raising plate is pressed guide post inclination certain angle, head on blank pipe and rise, utilize friction wheel, by the inclined-plane track, be parked in the blank pipe casket, by cam mechanism the blank pipe casket that blank pipe is housed is transported to the spindle top, stop lever mechanism is opened automatically simultaneously, and empty spool is fallen on the spindle.
7, Automatic doffing devices as claimed in claim 1 is characterized by: the dolly that doffs, dolly carrier adopt raster-segment to divide the location of station.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008102113704A CN101684578B (en) | 2008-09-24 | 2008-09-24 | Automatic doffer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008102113704A CN101684578B (en) | 2008-09-24 | 2008-09-24 | Automatic doffer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101684578A true CN101684578A (en) | 2010-03-31 |
| CN101684578B CN101684578B (en) | 2011-05-11 |
Family
ID=42047944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008102113704A Expired - Fee Related CN101684578B (en) | 2008-09-24 | 2008-09-24 | Automatic doffer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101684578B (en) |
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101818393A (en) * | 2010-04-29 | 2010-09-01 | 无锡集聚纺织器械有限公司 | Device for previously withdrawing bobbins of doffer |
| CN101864626A (en) * | 2010-06-30 | 2010-10-20 | 南通金驰机电有限公司 | Device for pushing out ring bobbin of spinning machine |
| CN101876114A (en) * | 2010-06-10 | 2010-11-03 | 经纬纺织机械股份有限公司 | Collective doffing pipe racking device of ring spinning frame |
| CN102051717A (en) * | 2011-01-18 | 2011-05-11 | 铜陵市松宝机械有限公司 | Doffer capable of moving up and down at any point of rail |
| CN102140716A (en) * | 2011-03-31 | 2011-08-03 | 南昌航空大学 | Full-electricity driving vehicle-mounted automatic doffing device |
| CN102212904A (en) * | 2011-06-24 | 2011-10-12 | 无锡集聚纺织器械有限公司 | Intermittent automatic tube drawing device |
| CN102296394A (en) * | 2011-01-28 | 2011-12-28 | 侯国阳 | Automatic doffing device used for spinning machine |
| CN102304791A (en) * | 2011-07-01 | 2012-01-04 | 经纬纺织机械股份有限公司 | Novel continuous yarn-pulling mobile automatic doffer for ring spinning |
| CN102766999A (en) * | 2012-07-11 | 2012-11-07 | 绍兴市今朝自动化设备科技有限公司 | Automatic bobbin-sorting and doffing combined machine |
| CN103046181A (en) * | 2012-12-24 | 2013-04-17 | 石家庄常山纺织股份有限公司 | Yarn raising mechanism for automatic spun yarn doffer |
| CN103668600A (en) * | 2013-11-28 | 2014-03-26 | 清华大学 | Flexible-part-transmission based connecting and locking mechanism of automatic doffer |
| CN105063824A (en) * | 2015-08-12 | 2015-11-18 | 浙江新辰自动化科技有限公司 | Automatic lifting device of doffer mother trolley |
| CN105088447A (en) * | 2014-05-14 | 2015-11-25 | 高密市元裕机械科技有限公司 | Automatic doffer |
| CN105755600A (en) * | 2016-04-01 | 2016-07-13 | 南通金驰机电有限公司 | Translation integrated doffing device |
| CN105780221A (en) * | 2016-05-06 | 2016-07-20 | 广东溢达纺织有限公司 | Automatic doffing system |
| CN106480559A (en) * | 2016-12-28 | 2017-03-08 | 荣德明 | A kind of spinning doffer bobbin blanking conveyer |
| CN107366054A (en) * | 2017-08-28 | 2017-11-21 | 湖北雪美实业股份有限公司 | Automatic doffer |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB955837A (en) * | 1960-11-28 | 1964-04-22 | Roberto Escursell Prat | Improvements in and relating to doffing and donning devices for textile spinning machines |
| GB925892A (en) * | 1962-01-24 | 1963-05-15 | Bahnson Co | A device for doffing bobbins |
| GB1141819A (en) * | 1967-01-10 | 1969-02-05 | Draper Corp | Doffing mechanism |
| CN86203193U (en) * | 1986-05-08 | 1987-02-04 | 湖南省湘潭市纺织机械厂 | Inprovement type electric power-driven doffer |
| CN2466174Y (en) * | 2001-01-21 | 2001-12-19 | 湘潭纺织机械厂 | Doffing manipulator |
-
2008
- 2008-09-24 CN CN2008102113704A patent/CN101684578B/en not_active Expired - Fee Related
Cited By (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101818393B (en) * | 2010-04-29 | 2011-05-18 | 无锡集聚纺织器械有限公司 | Device for previously withdrawing bobbins of doffer |
| CN101818393A (en) * | 2010-04-29 | 2010-09-01 | 无锡集聚纺织器械有限公司 | Device for previously withdrawing bobbins of doffer |
| CN101876114A (en) * | 2010-06-10 | 2010-11-03 | 经纬纺织机械股份有限公司 | Collective doffing pipe racking device of ring spinning frame |
| CN101876114B (en) * | 2010-06-10 | 2011-07-27 | 经纬纺织机械股份有限公司 | Collective doffing pipe racking device of ring spinning frame |
| CN101864626A (en) * | 2010-06-30 | 2010-10-20 | 南通金驰机电有限公司 | Device for pushing out ring bobbin of spinning machine |
| CN102051717B (en) * | 2011-01-18 | 2012-08-08 | 铜陵市松宝机械有限公司 | Doffer capable of moving up and down at any point of rail |
| CN102051717A (en) * | 2011-01-18 | 2011-05-11 | 铜陵市松宝机械有限公司 | Doffer capable of moving up and down at any point of rail |
| CN102296394B (en) * | 2011-01-28 | 2013-09-11 | 侯国阳 | Automatic doffing device used for spinning machine |
| CN102296394A (en) * | 2011-01-28 | 2011-12-28 | 侯国阳 | Automatic doffing device used for spinning machine |
| CN102140716A (en) * | 2011-03-31 | 2011-08-03 | 南昌航空大学 | Full-electricity driving vehicle-mounted automatic doffing device |
| CN102212904A (en) * | 2011-06-24 | 2011-10-12 | 无锡集聚纺织器械有限公司 | Intermittent automatic tube drawing device |
| CN102304791A (en) * | 2011-07-01 | 2012-01-04 | 经纬纺织机械股份有限公司 | Novel continuous yarn-pulling mobile automatic doffer for ring spinning |
| CN102766999A (en) * | 2012-07-11 | 2012-11-07 | 绍兴市今朝自动化设备科技有限公司 | Automatic bobbin-sorting and doffing combined machine |
| CN103046181A (en) * | 2012-12-24 | 2013-04-17 | 石家庄常山纺织股份有限公司 | Yarn raising mechanism for automatic spun yarn doffer |
| CN103668600A (en) * | 2013-11-28 | 2014-03-26 | 清华大学 | Flexible-part-transmission based connecting and locking mechanism of automatic doffer |
| CN103668600B (en) * | 2013-11-28 | 2016-01-13 | 清华大学 | Automatic doffer flexible piece transmission docking locking mechanism |
| CN105088447A (en) * | 2014-05-14 | 2015-11-25 | 高密市元裕机械科技有限公司 | Automatic doffer |
| CN105088447B (en) * | 2014-05-14 | 2017-08-25 | 高密市元裕机械科技有限公司 | Automatic doffer |
| CN105063824A (en) * | 2015-08-12 | 2015-11-18 | 浙江新辰自动化科技有限公司 | Automatic lifting device of doffer mother trolley |
| CN105755600A (en) * | 2016-04-01 | 2016-07-13 | 南通金驰机电有限公司 | Translation integrated doffing device |
| CN105755600B (en) * | 2016-04-01 | 2023-09-19 | 南通金驰机电有限公司 | Translational type integrated doffing device |
| CN105780221A (en) * | 2016-05-06 | 2016-07-20 | 广东溢达纺织有限公司 | Automatic doffing system |
| CN106480559A (en) * | 2016-12-28 | 2017-03-08 | 荣德明 | A kind of spinning doffer bobbin blanking conveyer |
| CN107366054A (en) * | 2017-08-28 | 2017-11-21 | 湖北雪美实业股份有限公司 | Automatic doffer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101684578B (en) | 2011-05-11 |
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Owner name: SHAOXING JINZHAO AUTOMATION EQUIPMENT TECHNOLOGY C Free format text: FORMER OWNER: XINCHANG JINZHAO MACHINERY CO., LTD. Effective date: 20120331 |
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Free format text: CORRECT: ADDRESS; FROM: 312500 SHAOXING, ZHEJIANG PROVINCE TO: 312099 SHAOXING, ZHEJIANG PROVINCE |
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Effective date of registration: 20120331 Address after: 312099 Zhejiang province Shaoxing City Jishan Street Tianmu Road No. 8 Patentee after: Shaoxing Jinzhao Automation Equipment Technology Co., Ltd. Address before: 312500 Zhejiang County of Xinchang province Nanming Panlong No. 3 Street Patentee before: Xinchang Jinzhao Machinery Co., Ltd. |
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Addressee: Shaoxing Jinzhao Automation Equipment Technology Co., Ltd. Wang Guogao Document name: Notification of Passing Examination on Formalities |
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Address after: 312000 Zhejiang city of Shaoxing province Gao Bu Town Yinzhou Road No. 16, No. 1 workshop Patentee after: Zhejiang now Intelligent Equipment Co., Ltd. Address before: 312099 Zhejiang province Shaoxing City Jishan Street Tianmu Road No. 8 Patentee before: Shaoxing Jinzhao Automation Equipment Technology Co., Ltd. |
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Granted publication date: 20110511 Termination date: 20180924 |
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| CF01 | Termination of patent right due to non-payment of annual fee |