CN108103679B - Sewing machine with swing arm type thread take-up device - Google Patents
Sewing machine with swing arm type thread take-up device Download PDFInfo
- Publication number
- CN108103679B CN108103679B CN201810128535.5A CN201810128535A CN108103679B CN 108103679 B CN108103679 B CN 108103679B CN 201810128535 A CN201810128535 A CN 201810128535A CN 108103679 B CN108103679 B CN 108103679B
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- China
- Prior art keywords
- lever
- thread take
- swing arm
- take
- limit block
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B49/00—Take-up devices, e.g. levers, for the needle thread
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05D—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES D05B AND D05C, RELATING TO SEWING, EMBROIDERING AND TUFTING
- D05D2207/00—Use of special elements
- D05D2207/05—Magnetic devices
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- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05D—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES D05B AND D05C, RELATING TO SEWING, EMBROIDERING AND TUFTING
- D05D2207/00—Use of special elements
- D05D2207/05—Magnetic devices
- D05D2207/06—Permanent magnets
Abstract
The invention discloses a sewing machine with a swing arm type thread take-up device, which is characterized in that the end head of a thread take-up lever is provided with a thread hole, the middle section of the thread take-up lever is provided with a shaft hole, a rotating shaft is arranged in the shaft hole, the end head of the rotating shaft is fixedly connected with three swing arms extending outwards in the radial direction, the outer end of an upper swing arm is connected with an upper limit block, the outer end of a lower swing arm is connected with a lower limit block, the upper limit block is connected with an upper permanent magnet, the lower limit block is connected with a lower permanent magnet, the upper limit block and the lower limit block are respectively positioned at the upper side and the lower side of the end head of the thread take-up lever, the upper limit block can collide with the upper side of the end head of the thread take-up lever and is sucked at the upper side of the end head of the thread take-up lever when the rotating shaft rotates anticlockwise, a, the lower limit block is separated from the lower side of the end of the take-up lever, the operation is convenient, the structure is short, and the implementation is easy.
Description
The application has the following application numbers: 201610125787.3, filing date: in 2016, 03, 07 th, the invention was filed as a divisional application of the invention patent entitled "sewing machine with reciprocating swing arm type take-up device".
Technical Field
The invention relates to a sewing machine component, in particular to a sewing machine with a reciprocating swing arm type thread take-up device.
Background
The sewing machine is an indispensable tool for making clothes, has high efficiency and good working quality, generally consists of a machine head, a machine base, a transmission mechanism and accessories, a take-up lever is one of the components, a thread can be upwards tensioned during the turning process, the quality of the sewn clothes is ensured, but the existing take-up lever mechanism has defects in working, after an initial machine needle penetrates a lead, the first stroke of the take-up lever easily pulls the penetrated thread out of a needle hole, the threading is carried out again, the time and the labor are wasted, and the technical innovation is still required to be solved.
Disclosure of Invention
In order to solve the above problems, the present invention provides a sewing machine with a reciprocating swing arm type thread take-up device.
The technical scheme adopted by the invention is as follows: a sewing machine with a reciprocating swing arm type thread take-up device comprises a machine head, a machine base and a transmission mechanism, wherein the transmission mechanism is connected with a thread take-up lever, and is characterized in that the end head of the thread take-up lever is provided with a thread hole, the middle section of the thread take-up lever is provided with a shaft hole, a rotating shaft is arranged in the shaft hole, the end head of the rotating shaft is fixedly connected with three swing arms extending outwards and radially, the three swing arms are respectively a reset swing arm, an upper swing arm and a lower swing arm, the outer end of the upper swing arm is connected with an upper limit block, the outer end of the lower swing arm is connected with a lower limit block, the upper limit block is connected with an upper permanent magnet, the lower limit block is connected with a lower permanent magnet, the upper limit block and the lower limit block are respectively positioned at the upper side and the lower side of the end head of the thread take-up lever, the upper limit, the machine head is provided with a stop dog which collides with the outer end of the reset swing arm, and the stop dog stops the outer end of the reset swing arm in the downward stroke process of the take-up lever so that the lower limit block is separated from the lower side of the end head of the take-up lever.
The invention also relates to a thread-off preventing sewing machine with a reciprocating swing arm type thread take-up device, wherein an included angle formed by the upper swing arm and the lower swing arm is 30-150 degrees.
The invention also can be said to be a sewing machine with a reversing wheel device, and the outer end of the reset swing arm is connected with a roller.
The invention also can be said to be an improved thread-off preventing sewing machine, wherein the thread-taking-up lever is provided with a support arm, and when the upper limit block is sucked on the upper side of the end head of the thread-taking-up lever, the lower limit block is sucked on the support arm.
The invention also can be said to be a sewing machine with a turnover support arm device, the outer end of the reset swing arm is connected with a positioning permanent magnet, the take-up lever is provided with an inclined arm, and when the upper limit block is sucked at the upper side of the end head of the take-up lever, the positioning permanent magnet is sucked on the inclined arm.
Furthermore, a rubber pad is arranged at the contact part of the lower limiting block and the end head of the take-up lever.
Furthermore, a longitudinal slide way is arranged on the machine head, and the stop block is connected in the slide way and can be adjusted up and down.
Furthermore, the reset swing arm is an elastic arm.
Further, the machine head is provided with a vertical shaft above the machine head, the edge of the machine head is provided with an inclined support arm extending outwards, the outer end of the support arm is provided with a wire guide hole, a horizontal shaft fixedly connected with the machine head is arranged beside the reciprocating motion track of the thread take-up lever, the horizontal shaft is connected with a shaft sleeve, the shaft sleeve is connected with a turnover support arm extending towards the lower section of the reciprocating motion track of the thread take-up lever and extending towards the horizontal direction, the turnover support arm is provided with a thread hanging column close to the outer end, the outer end of the turnover support arm is provided with a positioning gap, a positioning snap spring is arranged corresponding to the positioning gap when the horizontal position of the turnover support arm is turned over, the shaft sleeve is connected with a reset support extending towards the lower section of the reciprocating motion track of the thread take-up lever, the outer end of the reset support arm is bent.
The invention arranges three rotatable swing arms at the middle section of the take-up lever, when in use, a hand wheel of a sewing machine is rotated to adjust the take-up lever to a high position, any swing arm is moved after threading, a lower limit block is contacted with the lower part of the end of the take-up lever and is sucked at the lower part of the end of the take-up lever, a suture is clamped between the lower part of the end of the take-up lever and the lower limit block while moving, the suture is pressed by the magnetic force to keep the clamping force, the suture is pulled downwards when the take-up lever goes downwards, a loop margin is reserved for the upward stroke, the suture is prevented from being pulled out of a needle hole by the upward stroke, the reset swing arm is contacted with a stop block after the take-up lever goes to a certain position to drive the three swing arms to rotate, the lower limit block is separated from the lower part of the end of the take-up lever, the upper limit block is gradually close to the upper part of the end of the take-up lever, the position of the swing arm in the later stroke, which is close to the suction force, is relatively fixed, the lower limiting blocks in the later reciprocating stroke are all in a separated state, the thread picking is not influenced, the operation is convenient, the structure is short, and the implementation is easy.
Drawings
Fig. 1 is a schematic overall structure diagram and a partially enlarged view of an embodiment of the invention.
Fig. 2 is an exploded view and a partial enlarged view of the embodiment of the present invention.
Fig. 3 is a schematic overall structure diagram of the second embodiment of the present invention.
Fig. 4 is a schematic diagram of a two-decomposition structure according to an embodiment of the present invention.
Number designation in the figures: 1, a machine head; 2, a thread take-up lever; 3, threading holes; 4 shaft holes; 5 rotating the shaft; 6, resetting the swing arm; 7, an upper swing arm; 8, a lower swing arm; 9, an upper limiting block; a lower limit block of 10; 11, a permanent magnet; 12 lower permanent magnets; 13, a deflector rod; 14, a stop block; 15 vertical shaft; 16 inclined support arms; 17 a wire guide hole; 18 a horizontal axis; 19 shaft sleeves; 20, overturning the support arm; 21 hanging a wire column; 22 positioning notches; 23 positioning a clamp spring; 24, resetting the support arm; 25 torsion springs; 26, a limiting bulge; 27 reversing the wheel.
Detailed Description
The embodiment of the invention is shown in figures 1 and 2, the sewing machine with the reciprocating swing arm type thread take-up device comprises a machine head 1, a machine base and a transmission mechanism, wherein the machine head is the main part of the sewing machine, all mechanisms are in motion fit and matched to work circularly and can sew up sewing materials, the machine head is connected to the machine base, the machine base can be used for a working platform, the transmission mechanism ensures the cooperative action of all mechanisms, the transmission mechanism is connected with a thread take-up lever 2, the end of the thread take-up lever is provided with a thread through hole 3, the middle section of the thread take-up lever is provided with a shaft hole 4, a rotating shaft 5 is arranged in the shaft hole, the end of the rotating shaft is fixedly connected with three swing arms extending outwards and radially, the three swing arms are respectively a reset swing arm 6, an upper swing arm 7 and a lower swing arm 8, the outer end of the upper swing arm is connected with, the upper and lower limiting blocks are respectively positioned at the upper and lower sides of the take-up lever end, the upper limiting block can collide with the upper side of the take-up lever end and suck the upper side of the take-up lever end when the rotating shaft rotates clockwise, the lower limiting block can collide with the lower side of the take-up lever end and suck the lower side of the take-up lever end when the rotating shaft rotates anticlockwise, the outer end of the reset swing arm is connected with a shift lever 13, a stop block 14 which collides with the shift lever at the outer end of the reset swing arm is arranged on the machine head, the outer end of the reset swing arm is blocked by the stop block in the downward stroke process of the take-up lever.
The invention arranges three rotatable swing arms at the middle section of the take-up lever, when in use, a hand wheel of a sewing machine is rotated to adjust the take-up lever to a high position, any swing arm is moved after threading, a lower limit block is contacted with the lower part of the end of the take-up lever and is sucked at the lower part of the end of the take-up lever, a suture is clamped between the lower part of the end of the take-up lever and the lower limit block while moving, the suture is pressed by the magnetic force to keep the clamping force, the suture is pulled downwards when the take-up lever goes downwards, a loop margin is reserved for the upward stroke, the suture is prevented from being pulled out of a needle hole by the upward stroke, the reset swing arm is contacted with a stop block after the take-up lever goes to a certain position to drive the three swing arms to rotate, the lower limit block is separated from the lower part of the end of the take-up lever, the upper limit block is gradually close to the upper part of the end of the take-up lever, the position of the swing arm in the later stroke, which is close to the suction force, is relatively fixed, the lower limiting blocks in the later reciprocating stroke are all in a separated state, the thread picking is not influenced, the operation is convenient, the structure is short, and the implementation is easy.
During implementation, the included angle formed by the upper swing arm and the lower swing arm is adjusted according to the length of the stroke after the outer end of the swing arm touches the stop block, so that the upper swing arm and the lower swing arm can be smoothly turned over, the included angle between the upper swing arm and the lower swing arm is 90 degrees, and is preferably controlled to be 30-150 degrees; when the device is implemented, the outer end of the reset swing arm can be connected with a roller, or the roller is arranged on the deflector rod, when the device collides with a stop block, a branch support arm can extend out of the take-up lever more smoothly without stagnation, when the upper limit block is sucked on the upper side of the end head of the take-up lever, the lower limit block is sucked on the support arm, so that the three swing arms can be connected more firmly in the later reciprocating stroke, the outer end of the reset swing arm can be connected with a positioning permanent magnet for more firm connection, an inclined arm is further extended out on the take-up lever, when the upper limit block is sucked on the upper side of the end head of the take-up lever, the positioning permanent magnet is sucked on the inclined arm, and for increasing the friction force for clamping the thread to prevent slipping; a longitudinal slideway can be arranged on the machine head, and the stop block is connected in the slideway and can be adjusted up and down, so that the stroke position when the wire clamping is released is set; the reset swing arm can also be set as an elastic arm, has elastic deformation characteristic, buffers impact during collision and forms larger inertia.
In the second embodiment of the invention, as shown in fig. 3 and 4, the sewing machine with the thread-off-preventing thread-taking-up device is provided with a vertical shaft 15 above a machine head for placing a thread spool, an inclined support arm 16 extending outwards is arranged at the edge of the machine head, a thread guide hole 17 is arranged at the outer end of the support arm, a horizontal shaft 18 fixedly connected with the machine head is arranged beside the reciprocating motion track of the thread-taking-up rod, a shaft sleeve 19 is connected on the horizontal shaft, a turning support arm 20 extending in the horizontal direction and far away from the thread-taking-up rod is connected on the shaft sleeve, a thread hanging column 21 is arranged at the outer end of the turning support arm, a positioning notch 22 is arranged at the outer end of the turning support arm, a positioning snap spring 23 is arranged corresponding to the positioning notch when the horizontal position of the turning support arm is turned, a reset support arm 24 extending towards the lower section of the reciprocating motion track of the thread-, one end of a torsion spring is fixed on a machine head, the other end of the torsion spring acts on the overturning support arm and applies force to the erecting direction of the overturning support arm, when in use, a bobbin is placed on a vertical shaft, the wire on the bobbin passes through a wire guide hole, bypasses a wire hanging column and then passes through a wire through hole on a take-up lever, and finally passes through a needle hole, the take-up lever can touch the bending part at the outer end of the resetting support arm when descending to the bottom or ascending from the bottom, so that the resetting support arm drives a shaft sleeve and the overturning support arm to generate rotary displacement, a positioning notch is separated from a positioning clamp spring, then the overturning support arm is erected under the action of the torsion spring, the erecting angle can be adjusted by arranging a position limiting bulge 26 on the machine head, the overturning support arm overturning wire hanging column loses support for the wire, loose allowance is reserved for the wire, the wire is further prevented from being taken off; when the anti-dropping needle is used, the threading sequence can be that the threading hole is firstly followed by the thread hanging column and then the needle hole, and the anti-dropping function below the threading hole is better only if the allowance is remained.
In summary, the present invention is only a specific embodiment, but not limited to the embodiment, and various technical features may be recombined to realize more implementations, and equivalent modifications and additions made by the present application without departing from the spirit of the present invention are considered to be within the technical scope of the present invention.
Claims (4)
1. A sewing machine with a swing arm type thread take-up device comprises a machine head, a machine base and a transmission mechanism, wherein the transmission mechanism is connected with a thread take-up lever, it is characterized in that a thread hole is arranged at the end head of the thread take-up lever, a shaft hole is arranged at the middle section of the thread take-up lever, a rotating shaft is arranged in the shaft hole, the end head of the rotating shaft is fixedly connected with three swing arms extending outwards in the radial direction, the three swing arms are respectively a reset swing arm, an upper swing arm and a lower swing arm, the outer end of the upper swing arm is connected with an upper limit block, the outer end of the lower swing arm is connected with a lower limit block, the upper limit block is connected with an upper permanent magnet, the lower limit block is connected with a lower permanent magnet, the upper limit block and the lower limit block, a longitudinal slideway is arranged on the machine head, and a stop block is connected in the slideway and can be adjusted up and down for setting a stroke position when the wire clamping is released; a vertical shaft is arranged above the machine head and used for placing a spool; the edge of the machine head is provided with an inclined support arm extending outwards, and the outer end of the support arm is provided with a wire guide hole; a horizontal shaft fixedly connected with the machine head is arranged beside the reciprocating motion track of the take-up lever, and a shaft sleeve is connected on the horizontal shaft; the shaft sleeve is connected with a turnover support arm which extends in the horizontal direction and is far away from the thread take-up lever, the outer end of the turnover support arm close to the turnover support arm is provided with a thread hanging column, the outer end of the turnover support arm is provided with a positioning notch, and a positioning snap spring is arranged corresponding to the positioning notch when the turnover support arm is in the horizontal position; the shaft sleeve is connected with a reset support arm extending towards the lower section of the reciprocating motion track of the take-up lever, the outer end of the reset support arm is bent, and the arc-shaped outer side of the bent part extends into the position close to the lower end of the reciprocating motion track of the take-up lever; the machine head is provided with a torsion spring, one end of the torsion spring is fixed on the machine head, and the other end of the torsion spring acts on the overturning support arm and applies force to the rising direction of the overturning support arm.
2. The sewing machine with the swing arm type thread take-up device as claimed in claim 1, wherein the stopper stops the outer end of the reset swing arm during the downward stroke of the thread take-up lever so that the lower stopper is disengaged from the lower side of the thread take-up lever end, the upper stopper is rotated clockwise by the rotation shaft to collide against the upper side of the thread take-up lever end and is sucked to the upper side of the thread take-up lever end, and the lower stopper is rotated counterclockwise by the rotation shaft to collide against the lower side of the thread take-up lever end and is sucked to the lower side of the thread take-up lever end.
3. The sewing machine with the swing arm type thread take-up device as claimed in claim 1, wherein a positioning permanent magnet is attached to an outer end of the reset swing arm, and a slant arm is extended from the thread take-up lever.
4. The sewing machine with the swing arm type thread take-up device as claimed in claim 3, wherein the positioning permanent magnet is attracted to the inclined arm when the upper limit block is attracted to the upper side of the thread take-up lever tip, and a rubber pad is provided at the contact part of the lower limit block and the thread take-up lever tip for clamping thread and increasing friction force to prevent slipping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810128535.5A CN108103679B (en) | 2016-03-07 | 2016-03-07 | Sewing machine with swing arm type thread take-up device |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810128535.5A CN108103679B (en) | 2016-03-07 | 2016-03-07 | Sewing machine with swing arm type thread take-up device |
| CN201610125787.3A CN105568576B (en) | 2016-03-07 | 2016-03-07 | Sewing machine with reciprocal swing arm wire picking device |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610125787.3A Division CN105568576B (en) | 2016-03-07 | 2016-03-07 | Sewing machine with reciprocal swing arm wire picking device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108103679A CN108103679A (en) | 2018-06-01 |
| CN108103679B true CN108103679B (en) | 2020-10-27 |
Family
ID=55879174
Family Applications (10)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711219465.6A Withdrawn CN107881668A (en) | 2016-03-07 | 2016-03-07 | A kind of sewing machine with swing arm wire picking device |
| CN201711219476.4A Withdrawn CN107723944A (en) | 2016-03-07 | 2016-03-07 | A kind of anticreep line sewing machine of improvement |
| CN201711219472.6A Withdrawn CN107700093A (en) | 2016-03-07 | 2016-03-07 | A kind of sewing machine with upset supporting arm device |
| CN201610125787.3A Active CN105568576B (en) | 2016-03-07 | 2016-03-07 | Sewing machine with reciprocal swing arm wire picking device |
| CN201711219468.XA Withdrawn CN107700092A (en) | 2016-03-07 | 2016-03-07 | A kind of sewing machine of the anti-off-line with reciprocal swing arm wire picking device |
| CN201711216753.6A Withdrawn CN107700090A (en) | 2016-03-07 | 2016-03-07 | A kind of sewing machine with commutation wheel apparatus |
| CN201810128535.5A Active CN108103679B (en) | 2016-03-07 | 2016-03-07 | Sewing machine with swing arm type thread take-up device |
| CN201711219475.XA Withdrawn CN107700094A (en) | 2016-03-07 | 2016-03-07 | A kind of sewing machine with off-line preventer |
| CN201810128531.7A Active CN108085885B (en) | 2016-03-07 | 2016-03-07 | Sewing machine with swing arm type thread take-up device |
| CN201711219460.3A Withdrawn CN107700091A (en) | 2016-03-07 | 2016-03-07 | A kind of anticreep line sewing machine with swing arm |
Family Applications Before (6)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711219465.6A Withdrawn CN107881668A (en) | 2016-03-07 | 2016-03-07 | A kind of sewing machine with swing arm wire picking device |
| CN201711219476.4A Withdrawn CN107723944A (en) | 2016-03-07 | 2016-03-07 | A kind of anticreep line sewing machine of improvement |
| CN201711219472.6A Withdrawn CN107700093A (en) | 2016-03-07 | 2016-03-07 | A kind of sewing machine with upset supporting arm device |
| CN201610125787.3A Active CN105568576B (en) | 2016-03-07 | 2016-03-07 | Sewing machine with reciprocal swing arm wire picking device |
| CN201711219468.XA Withdrawn CN107700092A (en) | 2016-03-07 | 2016-03-07 | A kind of sewing machine of the anti-off-line with reciprocal swing arm wire picking device |
| CN201711216753.6A Withdrawn CN107700090A (en) | 2016-03-07 | 2016-03-07 | A kind of sewing machine with commutation wheel apparatus |
Family Applications After (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711219475.XA Withdrawn CN107700094A (en) | 2016-03-07 | 2016-03-07 | A kind of sewing machine with off-line preventer |
| CN201810128531.7A Active CN108085885B (en) | 2016-03-07 | 2016-03-07 | Sewing machine with swing arm type thread take-up device |
| CN201711219460.3A Withdrawn CN107700091A (en) | 2016-03-07 | 2016-03-07 | A kind of anticreep line sewing machine with swing arm |
Country Status (1)
| Country | Link |
|---|---|
| CN (10) | CN107881668A (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106702624B (en) * | 2017-01-20 | 2022-11-25 | 浙江信胜科技股份有限公司 | Take-up lever locking mechanism and embroidery machine |
| CN108158175B (en) * | 2018-03-14 | 2020-01-03 | 浙江协利科技有限公司 | Double-layer pen box convenient for taking out clamping plate |
| CN112877926B (en) * | 2020-12-26 | 2022-03-11 | 佛山市顺德区龙江镇友联针织制衣有限公司 | Patch pocket machine of accurate location |
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| JP2002355466A (en) * | 2001-05-31 | 2002-12-10 | Jaguar International Corp | Thread take-up lever device for sewing machine |
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2016
- 2016-03-07 CN CN201711219465.6A patent/CN107881668A/en not_active Withdrawn
- 2016-03-07 CN CN201711219476.4A patent/CN107723944A/en not_active Withdrawn
- 2016-03-07 CN CN201711219472.6A patent/CN107700093A/en not_active Withdrawn
- 2016-03-07 CN CN201610125787.3A patent/CN105568576B/en active Active
- 2016-03-07 CN CN201711219468.XA patent/CN107700092A/en not_active Withdrawn
- 2016-03-07 CN CN201711216753.6A patent/CN107700090A/en not_active Withdrawn
- 2016-03-07 CN CN201810128535.5A patent/CN108103679B/en active Active
- 2016-03-07 CN CN201711219475.XA patent/CN107700094A/en not_active Withdrawn
- 2016-03-07 CN CN201810128531.7A patent/CN108085885B/en active Active
- 2016-03-07 CN CN201711219460.3A patent/CN107700091A/en not_active Withdrawn
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1132806A (en) * | 1994-12-06 | 1996-10-09 | 重机公司 | Rotary thread takeup lever in sewing machine |
| JPH09155087A (en) * | 1995-12-04 | 1997-06-17 | Brother Ind Ltd | Upper shaft mechanism for sewing machine |
| CN1607285A (en) * | 2003-10-14 | 2005-04-20 | 重机公司 | Sewing machine |
| CN2918484Y (en) * | 2006-06-07 | 2007-07-04 | 浙江工业大学 | Thickness changing sewing needle rod wire selecting mechanism |
| CN201125315Y (en) * | 2007-09-27 | 2008-10-01 | 梁少俊 | Improved hathpace sewing machine |
| CN102560914A (en) * | 2010-11-16 | 2012-07-11 | Juki株式会社 | Rotating thread take-up lever device for sewing machine |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN107700094A (en) | 2018-02-16 |
| CN107723944A (en) | 2018-02-23 |
| CN105568576A (en) | 2016-05-11 |
| CN107700090A (en) | 2018-02-16 |
| CN107881668A (en) | 2018-04-06 |
| CN108085885B (en) | 2020-11-24 |
| CN105568576B (en) | 2018-01-09 |
| CN107700092A (en) | 2018-02-16 |
| CN108103679A (en) | 2018-06-01 |
| CN107700091A (en) | 2018-02-16 |
| CN108085885A (en) | 2018-05-29 |
| CN107700093A (en) | 2018-02-16 |
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