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7134398 |
Wiper device
The wiper device for a sewing machine having a wiper member swingable from the operating position to a non-operating position on an embroidery presser foot, in which a needle thread-end is retained...
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7093549 |
Wiper device for sewing machine
A wiper device includes a trimmer to trim an needle thread, a needle bar mounted so as to be vertically moveable and having a sewing needle attached in the lower end, a wiper member to wipe the...
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7082886 |
Sewing machine
A sewing machine includes a threader including a threading nook for passing a thread through an eye of a needle, and a thread drawer including a thread drawing member wiping the thread extending...
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6860213 |
Sewing machine with picker and picker control program therefor
A sewing machine includes a sewing mechanism including a needle bar, a thread take-up lever and a shuttle, a picker capable of holding a needle thread extending from an eye of a sewing needle near...
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6766752 |
Sewing machine having a thread hooking device
A sewing machine includes a hook having a distal end formed with a thread hooking portion, and a thread hooking device mounted on the thread hooking portion of the hook. Thus, the thread hooking...
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6568339 |
Side mount thread wiper for a sewing machine
A thread wiper assembly mountable to the side of a sewing machine. The thread wiper assembly is particularly advantageous with sewing machines that are equipped with a walking foot. The thread...
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6422164 |
Sewing machine with thread withdrawing device
A sewing machine has a thread pull-away mechanism ( 24 ), which prevents the needle thread end from being jammed under the presser foot ( 9 ) at the beginning of a sewing operation. The thread...
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6318282 |
Thread trimming device for a spreader thread in a sewing machine
The present invention comprises an air cylinder which is driven by compressed air. When sewing with a spreader thread, the air cylinder drives a movable catcher and a fixed cutter to cut off a...
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6205941 |
Chain stitch sewing machine including a needle-thread pushing member
A sewing machine includes a machine bed, a presser foot and a needle seat. The presser foot and the needle seat are disposed vertically and movably on the machine bed. A row of vertical stitching...
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6021727 |
Upper thread-hooking device for an industrial sewing machine
An upper thread-hooking method for industrial sewing machines uses an upper thread-hooking device installed above one side of the needle and the presser foot for hooking the thread and cutting with...
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5551359 |
Under trimming device for a multi-needle multi-looper sewing machine
An under trimming device for a multi-needle sewing machine with multiple longitudinally extended loopers mainly including a cutting part and a clamping part. Both the cutting and the clamping parts...
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5417173 |
Method of cutting threads in a sewing machine and device for performing the same
When needle threads that move vertically together with a plurality of needles which move vertically to pass through a throat plate positioned on a cylinder bed, and a looper thread that is caused...
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5367969 |
Upper thread holding device of sewing machine
An upper thread holding device for use in a sewing machine having a body and a needle from which an upper thread depends, the device includes a holding member pivoted to the body and movable...
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5289791 |
Sewing machine with thread wiper and auxiliary cutter
A double-stitch sewing machine is provided which, in a preferred embodiment, includes a throat plate and feed dog with a needle opening for supporting a material to be sewn, a reciprocating needle...
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5255623 |
Wiper for a sewing machine
A wiper for a sewing machine wherein a hook portion formed at the tip end portion thereof comprises an inclined guide portion for contacting an upper thread in the forward stroke of a wiping...
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5178084 |
Multiple needle chainstitch sewing machine
In a trimming device for cutting a cover thread (30) on a multiple needle chainstitch sewing machine, a moveable thread catcher (15) picks up the cover thread (30), which runs between the cover...
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5127350 |
Method and apparatus for cutting cover thread in a multi-needle sewing machine
A cover thread cutter for a multi-needle sewing machine, the hook of the thread cutter retracts at an oblique angle above a curved cover thread laying finger and captures the cover thread at a...
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5080031 |
Needle thread holding device in sewing machine
A sewing machine having a needle thread cutting unit and a needle thread holding device for holding a cut leading end portiion of the thread drawn from an eye of a needle. The needle thread holding...
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5044290 |
Wiper unit of a sewing machine
A wiper unit has a supporter secured to the arm of a sewing machine. A stopper is secured to the supporter. A wiper shaft is rotatably supported by the supporter. The stopper restricts the rotation...
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5027732 |
Thread end holding unit
A thread end holding unit of a sewing machine employs a needle thread gripping puller driven so as to be positioned either at a thread catch position or a return position. The puller has a hook...
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5027731 |
Thread cutting knife device in a sewing machine
A thread cutting knife device in a sewing machine having a bed has a lower shaft rotatably supported at the bed and a throat plate mounted thereon. A hook is attached to the lower shaft and extends...
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5025739 |
Needle thread wiper of sewing machine
In the needle thread wiper of sewing machine according to the invention, the hook formed at the front end of a leaf spring is projected in or out from the front end of the guide element formed...
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5025738 |
Needle thread drawing device of a sewing machine
A needle thread drawing device utilizes a thread end holding device rotatably mounted on an arm of a sewing machine. A needle thread gripping puller which can be disposed to be at a thread catch...
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4831947 |
Two-needle overedge sewing machine with apparatus for sewing in thread chain
A device for a two-needle overedge sewing machines for sewing in a thread chain. The device has a pair of needles, and a pair of slots in a needle plate for the needles. The device further has a...
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4774900 |
Apparatus for backtacking thread chain for use with a two-needle overedge sewing machine
In a two-needle overedge sewing machine, a thread chain guide recess is formed for positioning the thread chain at a given position on the throat plate so that the thread chain is spaced apart from...
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4738210 |
Backlatch attachment with a rotatable thread catcher
An attachment for a semi-automatic sewing machine ensures that any excess thread chain extending from the leading or trailing edge of a garment during an operation on the garment with the sewing...
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4706588 |
Fast-release sewing machine control device
In a sewing machine which is so designed that its cloth presser driven to press a material to be sewn for a sewing operation is automatically released when the sewing operation is ended, a sewing...
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4566395 |
Sewing machine needle thread capturing and severing mechanism
A sewing machine has a bobbin mechanism, a sewing needle mechanism, and a mechanism capturing and severing bobbin thread comprising a stationary blade, a picker having at least one hook for...
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4450781 |
Thread wiping mechanism
A multiple needle sewing machine having a shiftable needle mechanism wherein threaded needles may be shuttled from an active to an inactive position and vice versa. A thread wiping mechanism,...
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4436044 |
Thread wiping device
Mechanism on a sewing machine for engaging and withdrawing a severed sewing machine needle thread end from a workpiece at the completion of a sewing operation. The thread wiper mechanism includes a...
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4422397 |
Needle thread wiping device
A needle thread wiping device having a mounting bracket supported beneath the head behind the needle bar. The mounting bracket supports a pair of shafts which extend laterally therefrom towards...
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4401045 |
Thread trimming mechanism for sewing machines
A solenoid operated sewing machine thread trimmer with a compression spring influenced armature, a spring offsetting permanent magnet, and solenoid coil means with energizing circuits alternately...
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4370940 |
Automatic thread trimmer for computerized zigzag embroidery sewing machine
An automatic thread trimmer for use on a computerized embroidery sewing machine having a work table, a bobbin mechanism below the work table, an arm overhanging the work table with a needle driver...
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4328758 |
Thread end holder for sewing machine
An apparatus and method in which loose thread ends are drawn by air flow into a tube adjacent the needle of a sewing machine, at least between sewing operations.
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4303030 |
Device for controlling stitch chains in sewing machines having a plurality of needles
A device for sewing machines having more than one stitch forming needle for grouping together and aligning the threads of stitch chains with the sewing axis which were formed on individual tongues...
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4235179 |
Underbed thread trimmer picking arm
A picking arm for an underbed thread trimmer which engages the bobbin thread and one limb of the needle thread and holds them so that a thread catching arm may engage the bobbin and needle threads...
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4230056 |
Automatic thread wiper for sewing machines
A sewing machine with a thread cutting device, a pneumatic/automatic presser foot lifter and an air hose attached to the exhaust of the presser foot lift cylinder or its solenoid valve, the air...
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4202286 |
Universal thread cutting device and complementary devices applicable to sewing machines
A thread cutting device applicable to sewing machines includes elements connected to a support plate to be installed in the sewing machine at the position therein where the common sliding elements...
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4187792 |
Thread trimmer
Herein disclosed is a below the throat plate thread trimmer which is moved in a path from the right side of the rotary hook assembly, up and over it and then downwardly to the left of it. The path...
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4165700 |
Thread separating finger
A thread separating finger used in combination with a knife assembly adapted for cutting thread utilized in a sewing machine with said assembly having first and second levers, each lever having...
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4149478 |
Control device for a chain of stitches in a sewing machine
A device for orienting a chain of stitches severed from a completed workpiece to a position where the severed chain will be taken and sewn with the initial stitches into the seam formed on the...
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4072116 |
Overedge stitch sewing machine
The throat slot, arranged in the needle plate for the passage of the needle, has in the right front portion thereof a groove. It is designed to retain the previously formed thread chain and prevent...
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3960098 |
Thread wiper and tension release mechanism for securing machines
A mechanism is disclosed in which the main driving mechanism of a sewing machine is harnessed simultaneously to actuate a thread wiper and a tension release mechanism for the sewing machine....
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3901171 |
Thread wiper
A sewing machine thread-wiping mechanism includes a pair of vertically extending parallel guide arms disposed rearwardly and above the reciprocating path of the sewing needle tip, one of the guide...
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3847102 |
NEEDLE THREAD WIPER AND PULL-BACK MECHANISM FOR SEWING MACHINES
A needle thread wiper and pull-back comprising a simple linkage carried by the sewing head face plate and actuated by a single rotary solenoid and including provision for regulating the action of...
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3802362 |
CONTROL SYSTEM FOR PNEUMATIC THREAD ALIGNER
This disclosure relates to the controlling of the air stream of a pneumatic device for aligning threads or chains of threads of a sewing machine. The control device includes a first switch actuated...
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3698336 |
DEVICE FOR TACKING DOWN THE FREE END OF A THREAD CHAIN
This disclosure relates to an attachment for a sewing machine for automatically picking up the loose end of a thread chain and folding the same back under the presser foot against the direction of...
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3640236 |
THREAD RETAINER FOR SEWING MACHINES
A double-lockstitch sewing machine, provided with a thread-cutting mechanism, has a thread retainer for supplying a predetermined thread length of upper thread at the conclusion of a stitching...
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3601074 |
THREAD WIPER FOR SEWING MACHINES INCLUDING A THREAD-SEPARATING ARRANGEMENT
There is disclosed a thread wiper or deflector means for sewing machines having therein a thread-severing device and a thread tensioning and releasing means, the thread wiper means being mounted...
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3498243 |
WIPER MECHANISM IN SEWING MACHINE
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