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7500438 |
Chain-stitch sewing machine
Looper section provided under a needle plate includes: a plurality of loopers arranged in an array along a curved movement path; and a movement mechanism for moving the plurality of loopers along...
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7404367 |
Stitch structure
A stitch structure capable of effectively preventing the occurrence of raveling peculiar to double chain stitches irrespective of sewing conditions is provided by the stitch structure of double...
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6973887 |
Chain stitch sewing mechanism
In a chain stitch sewing mechanism with a sewing head movable parallel to the sewn material plane, including a needle rod with a needle drive for reciprocating a thread carrying needle, a catcher...
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6119613 |
Method and apparatus for preventing a seam from raveling in double chain stitch sewing machine
A method and apparatus for preventing a seam from raveling in a double chain stitch sewing machine according to the present invention are applied to sewing of cloth by a double chain stitch sewing...
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6098555 |
Chain-off forming apparatus for cover stitch sewing machines
A needle plate of a cover stitch sewing machine, adapted to introduce double chain stitch chain-off's, which are formed below a needle plate by the intertwining of threads on three needles and a...
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6009819 |
Auxiliary device for sewing up the starting end of a thread chain in a chain stitch sewing machine
An auxiliary device (6) for sewing up the starting end of a thread chain (F) in a chain stitch sewing machine (1) having a platform (2), a needle plate (3) and an edge cutter (4) comprises a...
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5887533 |
Chain-stitch sewing machine with knot tying
A method is disclosed where a knot is formed in chain-stitching, and a first loop formed by a stitch to an article to be sewn, two stitches ahead of a final stitch, is drawn through a second loop...
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5881663 |
Method of tying a knot in chain stitching
A knot is formed in chain-stitching, and a first loop, formed by a stitch to an article to be sewn two stitches ahead of a final stitch, is drawn through a second loop which is formed by a stitch...
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5513588 |
Overlock sewing machine and thread chain back-tacker therefor
A thread chain back-tacker for an overlock sewing machine eliminates defective back-tacking. The back-tacker includes a thread chain cutter, an adjuster for adjusting the length of free thread...
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5327841 |
Threading machine of a sewing machine and a threading method
Upper and lower loopers 2 and 3 are annular loopers. A pump 4 for supplying pressurized air is connected to thread introduction portions 7, which are connected to thread inlets of the loopers...
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5307750 |
Method and apparatus for chaining in sewing machine
An apparatus and method for maintaining the continuity of a free thread chain between successively sewn fabric parts by tensioning the free thread chain with a puller roller activated by drive...
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5233936 |
Method and apparatus for detecting skipped stitches for a chainstitch sewing machine
Apparatus and method for detecting skipped stitches for chainstitch sewing machines having a looper assembly using a needle thread movement sensor and/or a looper thread movement sensor in...
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5165582 |
Sewing machine threading guide and method
A length of a flexible material such as a monofilament nylon is folded back on itself to form a loop and an elongated guide portion. The ends and portions of the flexible material adjacent the ends...
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5154129 |
Automatic sewing machine for sewing chain stitch seams
An automatic sewing machine for sewing chain stitch seams is suitable both for forward sewing and for reverse sewing. For forming chaining loops, a chaining tongue is to be disposed in the region...
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5027728 |
Chaining-off device for multiple needle chainstitch sewing machines
A device for forming a thread chain on a multiple-needle chainstitch sewing machine having at least two sewing needles, a looper, a needle plate having at least two needle hole slots and a stitch...
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4991528 |
Method and apparatus for detecting improper stitches for a chainstitch sewing machine
A method and apparatus for detecting an improper stitch for a Class 400 chainstitch sewing machine. A monitor assembly determines the consumption per stitch of the looper thread during the...
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4969409 |
Needle plate having recess for accommodating looper thread
In a needle plate used in a sewing machine for forming double chain stitches, a recess is formed at a looper heel side of a needle hole behind a needle drop point. During the sewing of a fabric,...
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4917032 |
Method and apparatus for changing the sewing direction of a multiple needle flat seam stitch machine
A method and an apparatus for changing the sewing direction of a multiple needle flat sewing machine for sewing elbow pads of sports wear, jumpers, etc. and patchworks of various shapes. Needles...
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4852506 |
Multi-needle walking-foot chain stitch sewing machine
A walking needle chain stitch sewing machine having multi sewing heads laterally spaced apart from one-another, that includes upper primary drive shaft and secondary lower first and second drive...
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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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4553492 |
Needle guide for sewing machines
A reciprocally driven needle guide movable in timed relation with sewing machine needles above the work support of a sewing machine along a substantially horizontal path. The needle guide is...
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4356782 |
Thread chain sewing method and device for use in the two-needle overlock sewing machine
A thread chain sewing method and device for use in a two-needle overlock sewing machine. An inner chaining-off finger is held in an advanced position during sewing directly on fabric material. The...
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4296701 |
Threading arrangement for chainstitch sewing on a sewing machine
A chainstitch thread guide is formed with a thread guiding trough which extends into a channel on one side of a partitioning wall in a sewing machine to receive needle thread extending upwardly...
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4103636 |
Method for inserting seams in base fabric
Apparatus for making a seam from two threads, each thread being formed into bridging loops and prone loops, each prone loop of one thread embracing a doubled portion between two bridging loops of...
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3922980 |
Chain stitch sewing machine
Apparatus for producing a continuous chain stitch on a sewing machine having one or more needles with minimum or negligible seam stretching in which one or more rows of serrated teeth in a feed dog...
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3919942 |
Parallel looper-stitching device
In a preferred embodiment of the invention, there is provided a combination of elements for a sewing machine for effecting side-by-side parallel spaced-apart looper-stitching of which typically one...
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3908569 |
Apparatus for blind stitch sewing
Sewing machine fittings are disclosed which serve particularly advantageously in producing a blindstitch hem in this invention, including a pair of needles arranged side-by-side one formed with a...
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3888198 |
Thread cutter device on chain stitch sewing machine
The disclosure relates to an automatic cutting means which is attached to the looper means of a chain stitch sewing machine in such a way that the recoil involved in stopping the machine at the end...
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3476065 |
SEWING MACHINE FOR ATTACHING BINDINGS ON THE EDGES OF FABRICS BY MEANS OF CHAINSTITCH SEAMS BLIND ON ONE SIDE OF THE BINDING
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3461826 |
SEWING DEVICE WITH A DOUBLE CHAIN STITCH SEWING MACHINE
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3447498 |
LOOP STITCH SHUTTLE FOR SEWING MACHINES
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3356054 |
Apparatus for back tacking loose ends of sewing machine stitching, and the like
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3336887 |
Two-thread chain stitch sewing machine
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3304897 |
Sewing machine having thread trimming device mounted thereon
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3191560 |
Attaching trimming strips to knitted articles
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3150622 |
Reverse feed two thread chainstitch sewing machines
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3009428 |
Sewing machine
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2975737 |
Sewing machine with looper thread retainer
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2945460 |
Sewing machine
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2894470 |
Felling machine
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RE02125 |
Title is not available
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RE14445 |
Title is not available
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RE07684 |
Title is not available
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RE03214 |
Title is not available
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RE00617 |
Title is not available
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RE01592 |
Title is not available
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