CN107956055A - A kind of use in sewing machine needle plate and sewing machine - Google Patents
A kind of use in sewing machine needle plate and sewing machine Download PDFInfo
- Publication number
- CN107956055A CN107956055A CN201711475770.1A CN201711475770A CN107956055A CN 107956055 A CN107956055 A CN 107956055A CN 201711475770 A CN201711475770 A CN 201711475770A CN 107956055 A CN107956055 A CN 107956055A
- Authority
- CN
- China
- Prior art keywords
- needle plate
- sewing machine
- wire portion
- hanging wire
- needle
- Prior art date
- 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.)
- Pending
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Classifications
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B73/00—Casings
- D05B73/04—Lower casings
- D05B73/12—Slides; Needle plates
Abstract
The present invention provides a kind of use in sewing machine needle plate, including needle plate body, the needle plate body is equipped with needle falling hole and the needle plate tongue at needle falling hole, the needle plate tongue is used for suture around the home, suction line passage is offered in the needle plate tongue, the suction line passage has close to one end of needle falling hole inhales line entrance, and the needle plate tongue has the first hanging wire portion, and the first hanging wire portion can be along the direction back-and-forth motion parallel to sewing machine feed direction；When sewing machine is sewed, the first hanging wire portion is located at needle falling hole；When sewing machine terminates sewing, the first hanging wire portion is to the direction movement away from needle falling hole and the suction line inlet is formed with air draught air-flow, that is the first hanging wire portion is removed from the line pigtail on needle plate tongue around the home, so that the line pigtail relaxation on needle plate tongue around the home, so that line pigtail is easily inhaled into suction line passage from suction line inlet under the action of air draught air-flow, ensure that front pigtail can be typically entrapped within new overedge-stitch after playing seam in next time.
Description
Technical field
The present invention relates to a kind of use in sewing machine needle plate.
The invention further relates to a kind of sewing machine for including above-mentioned use in sewing machine needle plate.
Background technology
At present, overedger when sewing terminates, can be reserved with one section of line pigtail, so as to cause in sewing process
During sewing next time, this section of line pigtail remains in the front end of cloth, is front pigtail.After each sewing, if reserved line pigtail
It is too long, then cause the front pigtail of cloth front end long, directly result in seam product unsightly, influence clothes quality；If reserved line
Pigtail is too short, then line pigtail is easily loose.To solve the above-mentioned problems, occur in the prior art a kind of with the pin for inhaling line passage
Plate, such as a kind of needle plate of overedger disclosed in the Chinese invention patent application of Application No. 201610784135.0, the pin
Suction line passage is offered on plate；After cloth once sews, producing suction by getter device will be arranged on the cloth on the upside of needle plate
Residual wires pigtail be drawn into through inhaling in line passage as the front-end port of air inlet in line passage, when to the secondary seam of cloth progress
Close duration the end of a thread to export and stitch into sideline in order in line passage from inhaling with the action of cloth, realize envelope curve pigtail so that cloth
Front end without front pigtail.
But the needle plate of above-mentioned overedger still has following defect in actual use：1st, due to line pigtail be around
On needle plate tongue, and line has certain tension force, therefore, under a certain range of negative pressure, effectively can not will be wound on pin
In the suction line passage on line pigtail suction needle plate on plate tongue, so as to influence the success rate that envelope curve is distinguished；2nd, bound edge width is non-adjustable,
If desired different bound edge width, then necessarily replace the needle plate of the needle plate tongue of different in width, so as to cause a sewing machine
The needle plate of polylith different size is configured, adds the cost of sewing machine, and polylith needle plate is not easy to store, needle plate replaces trouble.
The content of the invention
In view of the foregoing deficiencies of prior art, it is an object of the invention to provide a kind of use in sewing machine needle plate, stitching
Be conducive to suck residual wires pigtail in line passage after threading.
To achieve the above object, the present invention provides a kind of use in sewing machine needle plate, including needle plate body, on the needle plate body
Needle plate tongue equipped with needle falling hole and at needle falling hole, the needle plate tongue are used for suture around the home, are opened in the needle plate tongue
Equipped with line passage is inhaled, the suction line passage has close to one end of needle falling hole inhales line entrance, and the needle plate tongue has first to hang
Line portion, the first hanging wire portion can be along the direction back-and-forth motions parallel to sewing machine feed direction；When sewing machine is sewed, institute
The first hanging wire portion is stated to be located at needle falling hole；When sewing machine terminate sewing when, the first hanging wire portion to away from needle falling hole direction
Mobile and described suction line inlet is formed with air draught air-flow.
Further, further include can movably forward and backward be installed on needle plate body in extensible member and installed in needle plate sheet
Drive component in body, the first hanging wire portion are located at extensible member close to the front end of needle falling hole, the driving component and extensible member
Rear end away from needle falling hole is connected, for driving extensible member to move back and forth.
Further, the rear end of the extensible member is equipped with flange part, offers in the needle plate body and matches with extensible member
The first accepting hole for closing, house drive component and the second accepting hole matched with flange part and be formed in the first accepting hole
With the limited step portion of the second accepting hole junction, the driving component includes adjusting set of the fixing sleeve on extensible member, fixed
Fixing screws in the second accepting hole rear end, can be elastic resetting spring and the source of the gas positioned at flange part front side
Interface, the rear and front end of the resetting spring are abutted against with flange part and fixing screws respectively；When sewing machine is sewed, the gas
Source interface access failure source of the gas, the resetting spring make the front end of adjusting set be abutted against with the limited step portion on needle plate body；When
When sewing machine terminates sewing, the gas source interface connects source of the gas, is moved rearwards flange part.
Preferably, the fixed position fore-aft adjustable of the adjusting set and extensible member.
Preferably, the adjusting set is mutually fixed with extensible member by screw.
Further, the needle plate tongue has the second hanging wire portion, the first hanging wire portion and the second hanging wire portion along vertical
Arrange in direction of sewing machine feed direction or so, the second hanging wire portion can be along the direction closer or far from the first hanging wire portion
Move left and right.
Further, the bound edge width adjusting part that can be moved left and right is further included, it is wide that the second hanging wire portion is located at bound edge
Left end of the regulating part close to needle falling hole is spent, the right end of the bound edge width adjusting part away from needle falling hole is used to be fixed in sewing machine
Casing and be used to be connected with negative pressure device；The suction line passage is opened in bound edge width adjusting part, the suction line entrance
It is opened in the end in the second hanging wire portion.
Preferably, the right end of the bound edge width adjusting part offers regulating tank, the kidney-shaped which extends for left and right
Groove, trip bolt is equipped with the regulating tank, and the trip bolt is used to casing mutually fix bound edge width adjusting part.
The present invention also provides a kind of sewing machine, use in sewing machine needle plate as described above is installed in the sewing machine.
As described above, use in sewing machine needle plate of the present invention and sewing machine, have the advantages that：
The application in sewing, from needle plate stretch out, at needle falling hole by the first hanging wire portion, ensures bound edge quality；But
After sewing, in the first hanging wire portion retraction needle plate, not at the needle falling hole, in other words, from around the home on needle plate tongue
Removed in line pigtail, so that the line pigtail relaxation on needle plate tongue around the home, so that line pigtail is easy under the action of air draught air-flow
Inhaled from inhaling line inlet and being inhaled into line passage, ensure that front pigtail can be typically entrapped within new overedge-stitch after playing seam in next time,
So that the front end of sewing is without remaining front pigtail, it is ensured that sewing efficiency and sewing quality.
Brief description of the drawings
Fig. 1 is the structure diagram of use in sewing machine needle plate in the application.
Fig. 2 is that Fig. 1 omits the structure diagram after casing and suture.
The structure diagram omitted after bound edge width adjusting part that Fig. 3 is Fig. 2.Fig. 4 is the sectional view of Fig. 3.
Fig. 5 is the structure diagram of bound edge width adjusting part in the application.
Fig. 6 is the connection diagram of extensible member and drive component in the application.Fig. 7 is the principle that envelope curve is distinguished in the application
Figure.
Component label instructions
1 needle plate body
101 needle falling holes
102 first accepting holes
103 second accepting holes
104 limited step portions
2 needle plate tongues
3 extensible members
301 first hanging wire portions
302 flange parts
31 adjusting sets
32 fixing screws
33 resetting springs
34 gas source interfaces
4 bound edge width adjusting parts
401 inhale line passage
402 inhale line entrance
403 second hanging wire portions
404 regulating tanks
5 casings
6 sutures
7 front pigtails
8 overedge-stitch
9 sewings
10 trip bolts
Embodiment
Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be by this explanation
Content disclosed by book understands other advantages and effect of the present invention easily.
It should be clear that structure, ratio, size etc. that this specification attached drawing is painted, only to coordinate specification it is revealed in
Hold, so that those skilled in the art understands and reads, be not limited to the enforceable qualifications of the present invention, therefore do not have skill
Essential meaning in art, the modification of any structure, the change of proportionate relationship or the adjustment of size, can produce not influencing the present invention
Under the effect of raw and the purpose that can reach, should all still it fall in the range of disclosed technology contents can be covered.Together
When, the term of cited such as " on ", " under " in this specification, "left", "right", " centre " and " one ", is merely convenient to chat
State clearly, and be not used to limit the enforceable scope of the present invention, its relativeness is altered or modified, and technology is being changed without essence
Inside hold, when being also considered as the enforceable category of the present invention.
In following embodiments, the feed direction of sewing machine is defined as front direction, therefore, in the view shown in Fig. 1, paper
Upside be front direction, the downside of paper is rear direction, and the left side of paper is left direction, and the right side of paper is right direction, paper
Front be upper direction, the back side of paper is lower direction.
As shown in Figure 1 to Figure 3, the application provides a kind of use in sewing machine needle plate, including needle plate body 1, the needle plate body 1
Needle falling hole 101 and the needle plate tongue 2 at needle falling hole 101 are equipped with, the needle plate tongue 2 is used for suture 6 around the home, the pin
Being offered in plate tongue 2 and inhale line passage 401, the suction line passage 401 has close to the front end of needle falling hole 101 inhales line entrance 402,
The needle plate tongue 2 has the first hanging wire portion 301, and the first hanging wire portion 301 can be along parallel to sewing machine feed direction
Direction move back and forth, the first hanging wire portion 301 that realizes forward extended out from needle plate body 1 after be located at needle falling hole 101 in and first
It is not located at after in the backward indent needle plate body 1 in hanging wire portion 301 in needle falling hole 101.After above-mentioned needle plate is installed in sewing machine, when
The first hanging wire portion 301 that the part of needle plate tongue 2 is formed when sewing machine is sewed, in needle plate is in from needle plate body 1 to extension
The state gone out, i.e. the first hanging wire portion 301 are located at needle falling hole 101, and needle plate tongue 2 is used for suture 6 around the home, ensure bound edge quality；
When sewing machine terminates sewing, the first a part of hanging wire portion 301 of needle plate tongue 2 is formed in needle plate to remote needle falling hole 101
Direction is moved rearwards, is retracted in needle plate body 1, i.e. the first hanging wire portion 301 is not at needle falling hole 101, from around the home in needle plate tongue
It is moved rearwardly out in suture 6 on first 2, so that one section of residual wires pigtail relaxation on needle plate tongue 2 around the home, meanwhile, negative pressure
Device action, to inhale at line entrance 402 formed with air draught air-flow, therefore so that line pigtail is easily from suction under the action of air draught air-flow
It is inhaled into and is inhaled in line passage 401 at line entrance 402, ensures that front pigtail 7 can be typically entrapped within new overedge-stitch 8 when playing seam next time
In, as shown in fig. 7, greatly improving the success rate that envelope curve is distinguished so that the front end of sewing 9 is without front pigtail 7, it is ensured that sewing efficiency and seam
Thread quality.
Further, the formation structure in the first hanging wire portion 301 is：As shown in Fig. 2 to Fig. 4 and Fig. 6, the pin
Plate, which further includes, can be installed on the extensible member 3 in needle plate body 1 and the driving group in needle plate body 1 movably forward and backward
Part, the extensible member 3 extend along the longitudinal direction, and the first hanging wire portion 301 is located at extensible member 3 close to the front end of needle falling hole 101,
The driving component is connected with rear end of the extensible member 3 away from needle falling hole 101, for driving extensible member 3 to move back and forth.The drive
Moving the preferred structure that Component driver extensible member 3 moves back and forth is：The rear end of the extensible member 3 is equipped with flange part 302, the needle plate
First accepting hole 102 matched with extensible member 3 is offered in body 1, houses drive component and is matched with flange part 302
Second accepting hole 103 and the limited step portion 104 for being formed in 103 junction of the first accepting hole 102 and the second accepting hole, institute
The aperture for stating the first accepting hole 102 is less than the aperture of the second accepting hole 103, and the driving component includes fixing sleeve in extensible member 3
Above and positioned at the adjusting set 31 of 302 front side of flange part, the fixing screws 32 for being installed in 103 rear end of the second accepting hole, Neng Gouqian
Flexible resetting spring 33 and the gas source interface 34 positioned at 302 front side of flange part afterwards, front and rear the two of the resetting spring 33
End is abutted against with flange part 302 and fixing screws 32 respectively and resetting spring 33 is in the state compressed.When sewing machine is normal
During sewing, the 34 access failure source of the gas of gas source interface, the resetting spring 33 applies forward active force to adjusting set 31, makes tune
The front end of section set 31 is abutted against with the limited step portion 104 on needle plate body 1, keeps the first hanging wire portion 301 of 3 front end of extensible member
Forward extended out from needle plate body 1, the state in needle falling hole 101.When sewing machine terminates sewing, the gas source interface 34
Source of the gas is connected, then the flange part 302 on extensible member 3 is subject to active force backward, which overcomes the elastic force of resetting spring 33
Afterwards, it is moved rearwards flange part 302, and then drives in the 301 backward indent needle plate body 1 of the first hanging wire portion of 3 front end of extensible member.
Therefore, the extensible member 3, resetting spring 33, fixing screws 32 and needle plate body 1 collectively constitute a miniature unidirectional spring and answer
Position cylinder, for driving the first hanging wire portion 301 (in the case of 34 access failure source of the gas of gas source interface) in normal sewing from pin
Forward extend out, reset in plate body 1, ensure the formation of overedge-stitch 8, and unidirectional spring reset cylinder is integrally built in needle plate sheet
In body 1, optimize the overall structure and shape of needle plate, and cost is low.
Preferably, offered in the adjusting set 31 it is front and rear perforation, with 3 matched through hole of extensible member, adjusting set 31 with
Extensible member 3 is mutually fixed by screw, and the fixed position of adjusting set 31 and extensible member 3 is front and rear on the length direction of extensible member 3
It is adjustable, so as to adjust the first hanging wire portion 301 of 3 front end of extensible member from the overhang in needle plate body 1, to meet different seams
The requirement of line and sewing.
Further, as shown in Fig. 1 and Fig. 2 and Fig. 5, the needle plate tongue 2 has the second hanging wire portion 403, and described
One hanging wire portion 301 and the second hanging wire portion 403 arrange along perpendicular to direction of sewing machine feed direction or so, the second hanging wire portion
403 can move left and right along the direction closer or far from the first hanging wire portion 301, overall on a left side so as to adjust needle plate tongue 2
Width in right direction, realizes that bound edge width L's is adjustable, to meet the requirement of different sutures and sewing, makes the versatility of needle plate
It is high.In the present embodiment, the distance between first hanging wire portion 301 and the second hanging wire portion 403 scope are 0-5mm in needle plate tongue 2, i.e.,
The adjusting size of bound edge width L is 0-5mm.
Preferably, the formation structure in the second hanging wire portion 403 is：As shown in Figure 2 and Figure 5, the needle plate further includes energy
The bound edge width adjusting part 4 enough moved left and right, the second hanging wire portion 403 are located at bound edge width adjusting part 4 close to needle falling hole 101
Left end, 4 right end away from needle falling hole 101 of bound edge width adjusting part is used for the casing 5 that is fixed in sewing machine and is used for
It is connected with negative pressure device；The suction line passage 401 is opened in bound edge width adjusting part 4 and along bound edge width adjusting part 4
Extending direction perforation bound edge width adjusting part 4, the end inhaled line entrance 402 and be opened in the second hanging wire portion 403.The bound edge
The right end of width adjusting part 4 offers regulating tank 404, the kidney slot which extends for left and right, the regulating tank 404
In be equipped with trip bolt 10, the trip bolt 10 is used to fix bound edge width adjusting part 4 and 5 phase of casing；Adjust bound edge
During width L, trip bolt 10 is unscrewed, moves bound edge width adjusting part 4 in left-right direction, you can adjusts 301 He of the first hanging wire portion
The distance between second hanging wire portion 403, namely adjust needle plate 2 overall width in the lateral direction of tongue；After adjusting, twist
Tight trip bolt 10.
The present invention also provides a kind of sewing machine, use in sewing machine needle plate as described above is installed in the sewing machine.
In conclusion this application involves use in sewing machine needle plate and sewing machine has the following advantages：
Needle plate tongue 2 is arranged to left and right the first hanging wire portion 301 and the second hanging wire portion 403 that are arranged side by side, wherein, first
Hanging wire portion 301 can move along the longitudinal direction, ensure the formation of overedge-stitch in normal sewing, can make after sewing
Line pigtail relaxation on needle plate tongue 2 around the home, easy to which residual wires pigtail is sucked in line passage 401, when being conducive to sewing next time
Residual wires pigtail is wrapped into new overedge-stitch；Second hanging wire portion 403 can move in left-right direction, realize bound edge width L
Adjustment in the range of 0-5mm, so that use in sewing machine needle plate disclosure satisfy that the requirement of different sutures and sewing, has very
Good versatility.In addition, be integrally built in needle plate body 1 for the drive component for driving the first hanging wire portion 301 to move back and forth,
So that needle plate is overall more beautiful.
So the present invention effectively overcomes various shortcoming of the prior art and has high industrial utilization.
The above-described embodiments merely illustrate the principles and effects of the present invention, not for the limitation present invention.It is any ripe
Know the personage of this technology all can carry out modifications and changes under the spirit and scope without prejudice to the present invention to above-described embodiment.Cause
This, those of ordinary skill in the art is complete without departing from disclosed spirit and institute under technological thought such as
Into all equivalent modifications or change, should by the present invention claim be covered.
Claims (9)
1. a kind of use in sewing machine needle plate, including needle plate body (1), the needle plate body (1) is equipped with needle falling hole (101) and is located at
The needle plate tongue (2) at needle falling hole (101) place, the needle plate tongue (2) are used to suture (6) around the home, open in the needle plate tongue (2)
Equipped with line passage (401) is inhaled, the line passage (401) of inhaling has suction line entrance (402) close to one end of needle falling hole (101), its
It is characterized in that：The needle plate tongue (2) has the first hanging wire portion (301), and the first hanging wire portion (301) can be along parallel to seam
Thread machine feed direction direction move back and forth；When sewing machine is sewed, the first hanging wire portion (301) is located at needle falling hole (101)
Place；When sewing machine terminates sewing, the first hanging wire portion (301) is mobile to the direction away from needle falling hole (101) and the suction
Line entrance (402) place is formed with air draught air-flow.
2. use in sewing machine needle plate according to claim 1, it is characterised in that：Needle plate can be installed on movably forward and backward by further including
Extensible member (3) in body (1) and the drive component in needle plate body (1), the first hanging wire portion (301) set
In extensible member (3) close to the front end of needle falling hole (101), the driving component and rear end of the extensible member (3) away from needle falling hole (101)
It is connected, for driving extensible member (3) to move back and forth.
3. use in sewing machine needle plate according to claim 2, it is characterised in that：The rear end of the extensible member (3) is equipped with flange
Portion (302), offer in the needle plate body (1) with matched first accepting hole (102) of extensible member (3), house driving group
Part and the second accepting hole matched with flange part (302) (103) and be formed in the first accepting hole (102) and second house
The limited step portion (104) of hole (103) junction, the driving component include fixing sleeve the adjusting set on extensible member (3)
(31), be installed in the second accepting hole (103) rear end fixing screws (32), can be elastic resetting spring (33) and
Positioned at the gas source interface (34) of flange part (302) front side, the rear and front end of the resetting spring (33) respectively with flange part
(302) abutted against with fixing screws (32)；When sewing machine is sewed, gas source interface (34) the access failure source of the gas, the reset
Spring (33) makes the front end of adjusting set (31) be abutted against with the limited step portion (104) on needle plate body (1)；When sewing machine terminates
During sewing, the gas source interface (34) connects source of the gas, is moved rearwards flange part (302).
4. use in sewing machine needle plate according to claim 3, it is characterised in that：The adjusting set (31) and extensible member (3)
Fixed position fore-aft adjustable.
5. the use in sewing machine needle plate according to claim 3 or 4, it is characterised in that：The adjusting set (31) and extensible member (3)
Mutually fixed by screw.
6. use in sewing machine needle plate according to claim 1, it is characterised in that：The needle plate tongue (2) has the second hanging wire
Portion (403), the first hanging wire portion (301) and the second hanging wire portion (403) are along perpendicular to direction of sewing machine feed direction or so
Arrangement, the second hanging wire portion (403) can move left and right along the direction closer or far from the first hanging wire portion (301).
7. use in sewing machine needle plate according to claim 6, it is characterised in that：Further include the bound edge width that can be moved left and right
Regulating part (4), the second hanging wire portion (403) is located at left end of the bound edge width adjusting part (4) close to needle falling hole (101), described
Right end of the bound edge width adjusting part (4) away from needle falling hole (101) is used for the casing (5) being fixed in sewing machine and is used for and bears
Pressure device is connected；The suction line passage (401) is opened in bound edge width adjusting part (4), and the suction line entrance (402) opens up
In the end in the second hanging wire portion (403).
8. use in sewing machine needle plate according to claim 7, it is characterised in that：The right end of the bound edge width adjusting part (4)
Regulating tank (404) is offered, which is the kidney slot of left and right extension, and fastening is equipped with the regulating tank (404)
Screw (10), the trip bolt (10) are used to mutually fix bound edge width adjusting part (4) and casing (5).
A kind of 9. sewing machine, it is characterised in that：Claim 1-8 any one of them use in sewing machine is installed in the sewing machine
Needle plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711475770.1A CN107956055A (en) | 2017-12-29 | 2017-12-29 | A kind of use in sewing machine needle plate and sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711475770.1A CN107956055A (en) | 2017-12-29 | 2017-12-29 | A kind of use in sewing machine needle plate and sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107956055A true CN107956055A (en) | 2018-04-24 |
Family
ID=61956190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711475770.1A Pending CN107956055A (en) | 2017-12-29 | 2017-12-29 | A kind of use in sewing machine needle plate and sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107956055A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108866850A (en) * | 2018-09-10 | 2018-11-23 | 上海富山精密机械科技有限公司 | A kind of sewing machine with resorption wire loop function |
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| US4038933A (en) * | 1975-09-11 | 1977-08-02 | Rockwell-Rimoldi S.P.A. | Device for retaining a chain of stitches in a sewing machine |
| EP0036053A1 (en) * | 1980-03-14 | 1981-09-23 | Pegasus Sewing Machine Mfg. Co., Ltd. | Method and device for backtracking thread chains with a two-needle overlock sewing machine |
| JPH0230277B2 (en) * | 1985-06-29 | 1990-07-05 | Juki Kk | 2PPONBARIOOBAAROTSUKUMISHINNOSORAWANUIKOMISOCHI |
| JPH0332693A (en) * | 1990-07-13 | 1991-02-13 | Brother Ind Ltd | Idle ring rolling-up device for overlock sewing machine |
| CN103711742A (en) * | 2012-10-08 | 2014-04-09 | 毛孟其 | Improved structure of air cylinder |
| CN203593873U (en) * | 2013-10-29 | 2014-05-14 | 新杰克缝纫机股份有限公司 | Free stretching and drawing structure of faller tongue |
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2017
- 2017-12-29 CN CN201711475770.1A patent/CN107956055A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4038933A (en) * | 1975-09-11 | 1977-08-02 | Rockwell-Rimoldi S.P.A. | Device for retaining a chain of stitches in a sewing machine |
| EP0036053A1 (en) * | 1980-03-14 | 1981-09-23 | Pegasus Sewing Machine Mfg. Co., Ltd. | Method and device for backtracking thread chains with a two-needle overlock sewing machine |
| JPH0230277B2 (en) * | 1985-06-29 | 1990-07-05 | Juki Kk | 2PPONBARIOOBAAROTSUKUMISHINNOSORAWANUIKOMISOCHI |
| JPH0332693A (en) * | 1990-07-13 | 1991-02-13 | Brother Ind Ltd | Idle ring rolling-up device for overlock sewing machine |
| CN103711742A (en) * | 2012-10-08 | 2014-04-09 | 毛孟其 | Improved structure of air cylinder |
| CN203593873U (en) * | 2013-10-29 | 2014-05-14 | 新杰克缝纫机股份有限公司 | Free stretching and drawing structure of faller tongue |
| CN106012330A (en) * | 2016-04-12 | 2016-10-12 | 杰克缝纫机股份有限公司 | Covered edge width adjusting device and overedger with same |
Non-Patent Citations (1)
| Title |
|---|
| 杰格佳列夫: "《拖拉机的万能分置式液压系统和悬挂装置的使用》", 31 May 1965 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108866850A (en) * | 2018-09-10 | 2018-11-23 | 上海富山精密机械科技有限公司 | A kind of sewing machine with resorption wire loop function |
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Application publication date: 20180424 |