CN205046327U - Sewing machine's electron tension disk - Google Patents
Sewing machine's electron tension disk Download PDFInfo
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- CN205046327U CN205046327U CN201520731587.3U CN201520731587U CN205046327U CN 205046327 U CN205046327 U CN 205046327U CN 201520731587 U CN201520731587 U CN 201520731587U CN 205046327 U CN205046327 U CN 205046327U
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Abstract
The utility model provides a sewing machine's electron tension disk belongs to sewing machine technical field. It has solved current tension disk needs complicated tension releasing pole, the cooperation of push rod isotructure to realize pressing from both sides the technical problem of line function. This sewing machine's electron tension disk includes the electro -magnet and sets up the iron core in the electro -magnet, the iron core includes core and the thimble that links firmly with the core, the thimble stretches out the electro -magnet, along top needle shaft to being equipped with double -layered line screw in proper order, thread tension disc no. 1, thread tension disc no. 2, the tension releasing board, return spring, press from both sides line dive flap and tension regulating thumb nut, press from both sides line screw cavity and overlap and establish on the thimble, thread tension disc no. 1, thread tension disc no. 2, the tension releasing board, return spring, clamp line dive flap overlaps in proper order to be established on pressing from both sides the line screw, return spring's both ends are supported respectively and are leaned on at the tension releasing board with on pressing from both sides the line dive flap, tension regulating thumb nut and clamp line screw spiro union, the stopper that the terminal surface counterbalance of stretching out electro -magnet one end with the iron core was leaned on has on the tension releasing board. This sewing machine's electron tension disk simple structure, compact structure and control are convenient.
Description
Technical field
The utility model belongs to sewing machine technique field, relates to a kind of electronics tension disk of Sewing machines.
Background technology
Sewing machines on sewing, forms one or more stitchings with one or more suture, makes the machine that one or more layers sewing interweaves or unites by a seam.Sewing machines can make the goods such as the fabrics such as cotton, fiber crops, silk, hair, artificial fibre and leather, plastics, paper, the stitching neat appearance sewed, firmly smooth, and sewing velocity is fast, easy to use.
At present, can be there is following defect when playing seam in Sewing machines: Sewing machines completes automatic shearing by thread cutting mechanism after sewing last time, such meeting leaves one section of long the end of a thread on eedle, therefore " Bird's Nest " phenomenon that the end of a thread is wound around easily is there is when next time plays seam, thus the stitching out-of-flatness causing making out, pole unsightly, and then reduce the class of sewing, and also cause the waste of suture.For this reason, by installing a tension disk on the front end face of head of sewing machine, for clamping the suture above eedle when playing seam, therefore relatively shortening the end of a thread below eedle in the process that eedle moves down when playing seam, thus eliminating " Bird's Nest " phenomenon.
As the application number Chinese invention patent description that is 200710071552.1 discloses the control device of tension disk in Sewing machines, in this control device, be arranged at the sidepiece of tension disk, tension disk is connected on the housing of Sewing machines, tension disk comprises the tubular body of rod and is enclosed within the upper chuck on the body of rod, lower chuck, spring, on under the elastic force effect of spring, chuck and lower chuck are close together, core bar is provided with in the described body of rod, the inner of core bar peaks on above-mentioned upper chuck, the outer end of core bar is stretched out the body of rod and is positioned at the bottom of chuck and lower chuck, control device comprises and being connected in housing and the guide post be arranged in parallel with the body of rod, guide post is connected with the impeller that can slide up and down along it, impeller contacts with above-mentioned upper chuck and can press on lower chuck by upper chuck, described impeller is connected with power set one by linkage one, a rotating rotating shaft is also connected with in described housing, rotating shaft is fixed with dragging element, dragging element contacts with above-mentioned core bar outer end, described dragging element is connected with power set two by linkage two.In this Sewing machines, the control device of tension disk achieves holding function to suture by controlling the clutch of upper and lower chuck, decreases the length of the end of a thread, avoids the appearance of " Bird's Nest " phenomenon.
But the control device of above-mentioned tension disk is very complicated, need multiple linkage to be linked could to control tension disk to realize wire clamping function, and whole device volume is huge, takes up room more, inconvenience is arranged.
Summary of the invention
The problems referred to above that the utility model exists for existing technology, provide a kind of electronics tension disk of Sewing machines, and this electronics tension disk compact conformation, control are conveniently.
The purpose of this utility model realizes by following technical proposal: a kind of electronics tension disk of Sewing machines, comprise electromagnet and be arranged on the iron core in electromagnet, described iron core can along electromagnet shaft to reciprocating, it is characterized in that, the thimble that described iron core comprises core body and is connected with core body, described thimble stretches out electromagnet, axially clamp screw is provided with successively along thimble, thread tension disc one, thread tension disc two, thread tension releasing disc, return spring, clamp keep plate and tension regulating thumb nut, described clamp screw hollow and be set on thimble, described thread tension disc one, thread tension disc two, thread tension releasing disc, return spring, clamp keep plate is set on clamp screw successively, the two ends of described return spring are resisted against on thread tension releasing disc and clamp keep plate respectively, and described return spring has the trend making thread tension releasing disc promotion thread tension disc two extrude to thread tension disc one, described tension regulating thumb nut and clamp screw are spirally connected, described thread tension releasing disc has the limited block that the end face that stretches out electromagnet one end with described iron core leans.
Operation principle of the present utility model is: at the end of Sewing machines plays seam and sewing, be energized to electromagnet, iron core is protruding and withstand on the locating piece of thread tension releasing disc under the effect of electromagnet, make thread tension releasing disc outwards movement, thus the thread tension disc one making script be close to and thread tension disc two are separately, suture can be put into the gap of thread tension disc one and thread tension disc two or take out from gap by staff; Make in process, due to electromagnet no power, under the effect of return spring, thread tension releasing disc moves inward, and thread tension disc one and thread tension disc two is fitted again, realizes wire clamping function.
In the electronics tension disk of above-mentioned a kind of Sewing machines, described electromagnet inside has cavity, one end face of described electromagnet offers cable-through hole, the other end of described electromagnet offers mounting groove, one end of described cavity is communicated with cable-through hole, the other end of described cavity is communicated with described mounting groove, described core body is arranged in cavity, described thimble stretches out electromagnet through mounting groove, described clamp screw is set on thimble, and the head of clamp screw is fixed in mounting groove, described electromagnet is stretched out in the bar portion of described clamp screw.Cavity is offered in electromagnet inside, and at one end offering cable-through hole makes the lead-in wire of electromagnet to draw, this external other end offers mounting groove, by core body is arranged in cavity, thimble stretches out cavity and inserts in the clamp screw be arranged in mounting groove, structure is compacter, decreases the length of iron core, thus reduces the volume of electromagnet.
In the electronics tension disk of above-mentioned a kind of Sewing machines, the bar portion of described clamp screw offers slot to make way along the axis of clamp screw, limited block on described thread tension releasing disc is arranged in slot to make way, and described limited block can move along screw axial in slot to make way under the effect of thimble.By offering slot to make way, can hold the limited block on thread tension releasing disc, such thimble can move along screw axial to promote thread tension releasing disc by withstanding on limited block, because thimble to be through in screw rod and limited block is positioned at slot to make way, be beneficial to the volume reducing tension disk, make each part compacter simultaneously.
In the electronics tension disk of above-mentioned a kind of Sewing machines, head and the bar portion interface arranged outside of described clamp screw have latch segment, and described latch segment is fixed on the end face of electromagnet by the second screw.Be fixed in mounting groove by latch segment by the head of clamp screw, avoid clamp screw shaking in clamp process, latch segment adopts flat sheet-like structure, reduces its volume, make latch segment and electromagnet end compacter.
In the electronics tension disk of above-mentioned a kind of Sewing machines, the end face of described electromagnet with offer the groove be communicated with described mounting groove between latch segment, yarn take-up spring is arranged with outside the head of described clamp screw, yarn take-up spring has wind spring portion and hook part, wind spring portion is set in outside the head of clamp screw, and mounting groove is stretched out through groove in hook part.By yarn take-up spring is integrated in mounting groove, reduces yarn take-up spring and take up room, more compact structure, more attractive in appearance.
In the electronics tension disk of above-mentioned a kind of Sewing machines, the sidewall of described electromagnet offers locating hole, described locating hole is communicated with described mounting groove, and the head of described clamp screw is fixed on electromagnet by the first screw be arranged in locating hole.Withstand on the inwall of electromagnet by the first screw by the head of clamp screw, prevent in clamp process, clamp screw rocks, and plays effect fixing further.
In the electronics tension disk of above-mentioned a kind of Sewing machines, the spring abutment that can wrap up whole return spring is provided with between described thread tension releasing disc and described return spring, one end of described spring abutment has the bottom of hollow, described bottom to be set on clamp screw and with thread tension releasing disc against, the other end opening of described spring abutment, the inwall of described opening and the outer wall of tension regulating thumb nut are affixed.By arranging spring abutment outside return spring, return spring being wrapped in the inside, adding aesthetics, reduce the possibility that return spring is subject to foreign matter collision simultaneously, add the life-span of return spring.
Compared with prior art, advantage of the present utility model is as follows:
1, the thimble of iron core is arranged in clamp screw, realizes loose ends by the limited block withstanding on thread tension releasing disc, decrease the length of thimble, reduce the volume of iron core, more compact structure.
2, two thread tension discs of this electronics tension disk only rely on the active force of returning spring also tight in sewing process, that is, electromagnet is only energized during trimming after playing seam and sewing finishing, thimble is pushed thread tension releasing disc open and is made two thread tension discs separately, greatly shorten relative to the time of required energising the tension disk straining two thread tension discs by electromagnet suction and realize wire clamping function like this, decrease because of the long loss to electromagnet conduction time, electromagnet volume also relatively can be less, not only saves space but also extend the electromagnet life-span.
3, adopt electromagnet as motive drive source, eliminate the link gears such as thread tension releasing lever of the prior art, structure is more succinct.
4, adopt electromagnet, as long as control the tightness that magnet switching electricity can control tension disk, control procedure is more simple, convenient.
5, at the outer sheathed spring abutment of return spring, namely protect return spring, too increase the aesthetics of product simultaneously.
Accompanying drawing explanation
Fig. 1 is structural blast figure of the present utility model.
Fig. 2 is structural representation of the present utility model.
Fig. 3 is A-A sectional view in Fig. 2.
In figure, 1, electromagnet; 1a, cavity; 1b, mounting groove; 1c, groove; 1d, locating hole; 1e, cable-through hole; 2, iron core; 2a, core body; 2b, thimble; 3, the first screw; 4, clamp screw; 4a, head; 4b, bar portion; 4c, slot to make way; 4d, external screw thread; 4e, interface; 5, yarn take-up spring; 5a, wind spring portion; 5b, hook part; 6, latch segment; 7, the second screw; 8a, thread tension disc one; 8b, thread tension disc two; 9, thread tension releasing disc; 9a, limited block; 10, spring abutment; 10a, bottom; 11, return spring; 12, clamp keep plate; 13, tension regulating thumb nut; 13a, internal thread.
Detailed description of the invention
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As depicted in figs. 1 and 2, in the present embodiment, the electronics tension disk of this Sewing machines comprises electromagnet 1 and the iron core 2 be arranged in electromagnet 1, and the columned thimble 2b that iron core 2 comprises columned core body 2a and is connected with core body 2a, the cross section of core body 2a is greater than the cross section of thimble 2b.Thimble 2b stretches out electromagnet 1, axially clamp screw 4, thread tension disc one 8a, thread tension disc two 8b, thread tension releasing disc 9, return spring 11, clamp keep plate 12 and tension regulating thumb nut 13 is provided with successively along thimble 2b, clamp screw 4 hollow and be set on thimble 2b, thread tension disc one 8a, thread tension disc two 8b, thread tension releasing disc 9, return spring 11, clamp keep plate 12 are set on clamp screw 4 successively.Tension regulating thumb nut 13 and clamp screw 4 are spirally connected, and specifically, the 4b end, bar portion of clamp screw 4 has external screw thread 4d, and tension regulating thumb nut 13 inwall has internal thread 13a, are spirally connected by external screw thread 4d and the internal thread 13a realization that cooperatively interacts.Thread tension releasing disc 9 has the limited block 9a leant with the end face of thimble 2b.In the present embodiment, core body 2a and thimble 2b adopt integral structure, but and be not precluded within other preferred versions of the present utility model, thimble 2b and core body 2a can also adopt other modes to fix, such as, be spirally connected, the mode such as clamping.It should be noted that, thread tension disc one 8a and thread tension disc two 8b is all discoid, both trying to get to the heart of a matter arranges formation clamping-line structure in opposite directions, one end of return spring 11 is resisted against on thread tension releasing disc 9, the other end of return spring 11 is resisted against on clamp keep plate 12, under the active force effect of return spring 11, thread tension releasing disc 9 promotes thread tension disc two 8b and extrudes to thread tension disc one 8a, and thread tension disc one 8a and thread tension disc 8b is tightly abutted together.
As shown in figures 1 and 3, electromagnet 1 is in tubular, its inside has the cavity 1a of column, the length of cavity 1a is greater than the length of core body 2a, one end face of electromagnet 1 offers cable-through hole 1e, the other end of described electromagnet 1 offers mounting groove 1b, and one end of cavity 1a is communicated with cable-through hole 1e, and the other end of cavity 1a is communicated with mounting groove 1b.Core body 2a is arranged in cavity 1a, and thimble 2b stretches out electromagnet 1 through mounting groove 1b, and clamp screw 4 is set on thimble 2b, and the head 4a of clamp screw 4 is fixed in mounting groove 1b, and the bar portion 4b of clamp screw 4 stretches out electromagnet 1.Have latch segment 6 in the arranged outside of the head 4a of clamp screw 4 and the interface 4e of bar portion 4b, latch segment 6 is fixed on the end face of electromagnet 1 by the second screw 7.The bar portion 4b of clamp screw 4 offers slot to make way 4c along the axis of clamp screw 4, and the limited block 9a on thread tension releasing disc 9 is arranged in slot to make way 4c, and can move axially along bar portion 4b in slot to make way 4c at the effect lower position block 9a of thimble 2b.
The sidewall of electromagnet 1 offers locating hole 1d, locating hole 1d is communicated with mounting groove 1b, and the head 4a of clamp screw 4 is fixed on electromagnet 1 by the first screw 3 be arranged in locating hole 1d.Withstood on the inwall of electromagnet 1 by the head 4a of the first screw 3 by clamp screw 4, prevent in clamp process, clamp screw 4 rocks, and plays effect fixing further.
The spring abutment 10 that can wrap up whole return spring 11 is provided with between thread tension releasing disc 9 and return spring 11, one end of spring abutment 10 has the bottom 10a of hollow, bottom this 10a to be set on clamp screw 4 and with thread tension releasing disc 9 against, the other end opening of spring abutment 10, the inwall of this opening and the outer wall of tension regulating thumb nut 13 are affixed.It should be noted that, return spring 11 one end is resisted against the inner side of bottom 10a, and the other end is resisted against on clamp keep plate 12.In the present embodiment, return spring 11 in taper, but does not get rid of other shapes or other similar structures, such as column spring, shell fragment etc.
As another optimal technical scheme of the present utility model, electromagnet 1 end face with offer the groove 1c be communicated with mounting groove 1b between latch segment 6, this groove 1c is in fan annular, yarn take-up spring 5 is provided with outside the head 4a of clamp screw 4, yarn take-up spring 5 has wind spring portion 5a and hook part 5b, wind spring portion 5a is set in outside the head 4a of clamp screw 4, and hook part 5b stretches out mounting groove 1b through groove 1c.Wherein, latch segment 6 adopts the disc-shaped structure of hollow, like this, the bar portion 4b of clamp screw 4 can not affect coordinating of latch segment 6 and electromagnet 1 end face through latch segment 6, and due to latch segment 6 in the form of sheets, its thinner thickness, occupies little space, and is beneficial to the compactedness improving the utility model entirety.
Operation principle of the present utility model is: at the end of Sewing machines plays seam and sewing, be energized to electromagnet 1, the thimble 2b of iron core 2 is protruding and withstand on the limited block 9a of thread tension releasing disc 9 under the effect of electromagnet 1, make thread tension releasing disc 9 outwards movement, thus thread tension disc one 8a making script be close to and thread tension disc two 8b divides out, suture can be put into the gap of thread tension disc one 8a and thread tension disc two 8b or take out from gap by staff; Make in process, due to electromagnet 1 no power, under the effect of return spring 11, thread tension releasing disc 9 moves inward, and thread tension disc one 8a and thread tension disc two 8b is fitted again, realizes wire clamping function.In addition, the elastic force of return spring 11 can be regulated by turning tension regulating thumb nut 13, thus regulate the tension force between thread tension disc one 8a and thread tension disc two 8b, make electronics tension disk of the present utility model can be applicable to various sewing.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Claims (7)
1. the electronics tension disk of a Sewing machines, comprise electromagnet (1) and be arranged on the iron core (2) in electromagnet (1), described iron core (2) axially can reciprocate along electromagnet (1), it is characterized in that, the thimble (2b) that described iron core (2) comprises core body (2a) and is connected with core body (2a), described thimble (2b) stretches out electromagnet (1), axially clamp screw (4) is provided with successively along thimble (2b), thread tension disc one (8a), thread tension disc two (8b), thread tension releasing disc (9), return spring (11), clamp keep plate (12) and tension regulating thumb nut (13), described clamp screw (4) hollow and be set on thimble (2b), described thread tension disc one (8a), thread tension disc two (8b), thread tension releasing disc (9), return spring (11), clamp keep plate (12) is set on clamp screw (4) successively, the two ends of described return spring (11) are resisted against on thread tension releasing disc (9) and clamp keep plate (12) respectively, and described return spring (11) has the trend making thread tension releasing disc (9) promotion thread tension disc two (8b) extrude to thread tension disc one (8a), described tension regulating thumb nut (13) and clamp screw (4) are spirally connected, described thread tension releasing disc (9) has the limited block (9a) that the end face that stretches out electromagnet (1) one end with described iron core (2) leans.
2. the electronics tension disk of a kind of Sewing machines according to claim 1, it is characterized in that, described electromagnet (1) inside has cavity (1a), one end face of described electromagnet (1) offers cable-through hole (1e), the other end of described electromagnet (1) offers mounting groove (1b), one end of described cavity (1a) is communicated with cable-through hole (1e), the other end of described cavity (1a) is communicated with described mounting groove (1b), described core body (2a) is arranged in cavity (1a), described thimble (2b) stretches out electromagnet (1) through mounting groove (1b), described clamp screw (4) is set on thimble (2b), the bar portion (4b) that described clamp screw (4) has head (4a) and is connected with head (4a), described head (4a) is fixed in mounting groove (1b), described bar portion (4b) stretches out described electromagnet (1).
3. the electronics tension disk of a kind of Sewing machines according to claim 2, it is characterized in that, described bar portion (4b) offers slot to make way (4c) along the axis of clamp screw (4), limited block (9a) on described thread tension releasing disc (9) is arranged in slot to make way (4c), and described limited block (9a) can be moved along screw axial in slot to make way (4c) under the effect of thimble (2b).
4. the electronics tension disk of a kind of Sewing machines according to claim 3, it is characterized in that, described head (4a) and bar portion (4b) interface (4e) arranged outside have latch segment (6), and described latch segment (6) is fixed on the end face of electromagnet (1) by the second screw (7).
5. the electronics tension disk of a kind of Sewing machines according to claim 4, it is characterized in that, the end face of described electromagnet (1) with offer the groove (1c) be communicated with described mounting groove (1b) between latch segment (6), head (4a) outside of described clamp screw (4) is arranged with yarn take-up spring (5), described yarn take-up spring (5) has wind spring portion (5a) and hook part (5b), described wind spring portion (5a) is set in head (4a) outside of clamp screw (4), mounting groove (1b) is stretched out through groove (1c) in described hook part (5b).
6. the electronics tension disk of a kind of Sewing machines according to claim 2-5 any one, it is characterized in that, the sidewall of described electromagnet (1) offers locating hole (1d), described locating hole (1d) is communicated with described mounting groove (1b), and the head (4a) of described clamp screw (4) is fixed on electromagnet (1) by the first screw (3) be arranged in locating hole (1d).
7. the electronics tension disk of a kind of Sewing machines according to claim 6, it is characterized in that, the spring abutment (10) that can wrap up whole return spring (11) is provided with between described thread tension releasing disc (9) and described return spring (11), one end of described spring abutment (10) has the bottom (10a) of hollow, described bottom (10a) be set in clamp screw (4) upper and with thread tension releasing disc (9) against, the other end opening of described spring abutment (10), the outer wall of the inwall of described opening and tension regulating thumb nut (13) is affixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520731587.3U CN205046327U (en) | 2015-09-19 | 2015-09-19 | Sewing machine's electron tension disk |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520731587.3U CN205046327U (en) | 2015-09-19 | 2015-09-19 | Sewing machine's electron tension disk |
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| CN205046327U true CN205046327U (en) | 2016-02-24 |
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| CN201520731587.3U Active CN205046327U (en) | 2015-09-19 | 2015-09-19 | Sewing machine's electron tension disk |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107354610A (en) * | 2017-09-11 | 2017-11-17 | 广东溢达纺织有限公司 | Electronics line clamping device and sewing mechanism |
| CN109402883A (en) * | 2018-11-26 | 2019-03-01 | 浙江仙都缝制设备有限公司 | A kind of novel domestic sewing machine panel tension disk |
| CN111235772A (en) * | 2020-02-26 | 2020-06-05 | 宁波舒普机电股份有限公司 | Wire clamping device |
| CN111648056A (en) * | 2020-07-10 | 2020-09-11 | 杰克缝纫机股份有限公司 | Electronic thread clamping device and sewing machine |
| CN115247324A (en) * | 2021-04-25 | 2022-10-28 | 杰克科技股份有限公司 | Upper thread gripper, thread passing assembly and sewing machine |
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2015
- 2015-09-19 CN CN201520731587.3U patent/CN205046327U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107354610A (en) * | 2017-09-11 | 2017-11-17 | 广东溢达纺织有限公司 | Electronics line clamping device and sewing mechanism |
| CN107354610B (en) * | 2017-09-11 | 2023-07-25 | 广东溢达纺织有限公司 | Electronic wire clamp device and sewing mechanism |
| CN109402883A (en) * | 2018-11-26 | 2019-03-01 | 浙江仙都缝制设备有限公司 | A kind of novel domestic sewing machine panel tension disk |
| CN111235772A (en) * | 2020-02-26 | 2020-06-05 | 宁波舒普机电股份有限公司 | Wire clamping device |
| CN111648056A (en) * | 2020-07-10 | 2020-09-11 | 杰克缝纫机股份有限公司 | Electronic thread clamping device and sewing machine |
| CN111648056B (en) * | 2020-07-10 | 2022-02-11 | 杰克缝纫机股份有限公司 | Electronic thread clamping device and sewing machine |
| CN115247324A (en) * | 2021-04-25 | 2022-10-28 | 杰克科技股份有限公司 | Upper thread gripper, thread passing assembly and sewing machine |
| CN115247324B (en) * | 2021-04-25 | 2023-06-20 | 杰克科技股份有限公司 | Upper thread clamp, thread passing assembly and sewing machine |
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| TR01 | Transfer of patent right |
Effective date of registration: 20160906 Address after: 317604 Taizhou Province, Yuhuan County, Lantau Island Road, Hing Hong Kong Road, No. 198 Patentee after: Zhejiang Zoje Sewing Technology Co., Ltd. Patentee after: Zhejiang Zhongyi Sewing Machine Co Ltd Patentee after: Zhejiang Besserman sewing machine Co., Ltd. Address before: 317600, Taizhou, Zhejiang province Yuhuan County barley island Street Hing Tung Road, No. 198 Patentee before: Zhejiang Zoje Sewing Technology Co., Ltd. |
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| TR01 | Transfer of patent right |
Effective date of registration: 20200923 Address after: 198 Xinggang East Road, Damaiyu street, Yuhuan City, Taizhou City, Zhejiang Province Patentee after: ZHEJIANG ZOJE SEWING MACHINE Co.,Ltd. Address before: 317604, Taizhou, Zhejiang province Yuhuan County barley island Street Hing Tung Road, No. 198 Patentee before: ZHEJIANG ZOJE SEWING MACHINE Co.,Ltd. Patentee before: ZHEJIANG JOYEE SEWING MACHINE Co.,Ltd. Patentee before: ZHEJIANG BSM SEWING MACHINE Co.,Ltd. |
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| TR01 | Transfer of patent right |