Matches 1 - 50 out of 134 1 2 3 >
Match Document Document Title
6973889 Overlock sewing machine  
An overlock sewing machine includes: a main body; a needle bar mounted to reciprocate in an axial direction; plural needles positioned at the needle bar; a main feeding mechanism adjusted to...
6725791 Fabric guide device for a sewing machine  
A fabric guide device for a sewing machine has an upper plate and a middle plate, and is disposed at the fabric feed side of the presser foot of the sewing machine. The upper plate is disposed on...
6637357 Overlock sewing machine  
A two-needle overlock sewing machine comprises a throat plate and a middle tongue. The throat plate has an opening needle hole and an outer tongue. The middle tongue is disposed parallel to the...
6615757 Over lock sewing machine  
The over lock sewing machine for forming seams of an over-edge chain stitch and a double-thread chain stitch on a work cloth is provided with a needle bar holding a plurality of needles for forming...
6167825 Equipment for sewing machines for obtaining a flat seam when joining pieces of sheer knit fabric  
The equipment comprises in combination: a twin needle (15, 17) fed with two needle threads (F1, F2); an upper looper (30) fed with a looper thread (F3), and a lower spreader (31); a throat plate...
6119614 Woven tape and method for side-stitching the same  
A woven tape or label having fiber molten parts generated on both side edges thereof is provided with a tape body and two lines of chain stitch, each line of the chain stitch having a large number...
6109195 Over-lock sewing machine  
An over-lock sewing machine executing an over-edge chain stitch and a double-chain stitch includes a sewing machine motor for driving a needle bar so that the needle bar is moved upward and...
6101960 Overlock sewing machine with movable cutter  
An overlock sewing machine has a movable cutter which is activated in association with rotation of a main drive shaft to cooperate with a fixed cutter provided in the same plane with an upper...
6070541 Overedge sewing machine with movable needle plate parts  
A overedge sewing machine comprises: drive mechanisms for selectively carrying out a hemstitch sewing operation and flat stitch and double-chain stitch sewing operations; a needle plate having a...
5901655 Multi-thread chain switch sewing machine  
An upper decorative stitching spreader 11 is switched active or inactive by an upper decoration switching mechanism 25. By placing the spreader 11 in active state, upper decorative stitches which...
5806448 Overlock sewing machine  
An overlock sewing machine which can readily form a rolled seam with no requirement for a complicated tension adjusting operation is disclosed. In this overlock sewing machine, an auxiliary thread...
5732639 Right looper release mechanism in overlock sewing machine  
A right looper release mechanism in an overlock sewing machine is disclosed comprising a vertically movable needle having a needle thread, a right looper disposed under the vertically movable...
5722336 Skin foam-in-place forming skin material and skin foam-in-place foamed product  
A skin foam-in-place skin material is prepared by stitching a plurality of skin forming pieces into a predetermined shape. End edges of the skin forming pieces made of moquette skin are overlapped...
5704302 Looper device having a thread feeding mechanism  
A looper device includes a rod slidably supported in a sewing machine and allowed to move up and down. A looper is secured on the upper end of the rod and includes a hole formed in the front end...
5704303 Sewing machine control mechanism  
A sewing machine includes two rods rotatably and slidably supported in the sewing machine and two lower loopers secured on the rods. A spindle is coupled to the rods by an eccentric and coupling...
5697310 Looper switching mechanism in overlock sewing machine  
In a looper switching mechanism for an overlock sewing machine, a needle having a needle thread and movable vertically, is provided. A right looper having a thread hole at a tip end through which a...
5664509 Looper driving assembly for a sewing machine  
A driving assembly includes a shaft pivotally supported in a sewing machine. A rod is movable up and down and includes a looper secured on top. A follower is secured to the shaft and includes a...
5546878 Looper drive mechanism for sewing machine  
A looper drive mechanism for a sewing machine includes: two loopers; looper drive shafts for driving the loopers; a main shaft extending across one plane transverse to the looper drive shafts; and...
5544601 Safety device for an overlock sewing machine  
A safety device for an overlock sewing machine comprises: a way of selecting having an operating part located at which a loop cover covers, for selectively setting the operating part to a first...
5467725 Thread spreading apparatus for use in overlock sewing machine  
A thread spreading apparatus for use in an overlock sewing machine capable of performing over-edge chain stitching and other stitching. The thread spreading apparatus uses a lower looper for...
5465675 Overedge sewing machine including an upper looper with a hooked member  
In a trimming sewing machine of the type adapted to carry out a two-thread overedge stitch, provision is made for a hooked element (15) integrally associated with the upper looper (10), which...
5465674 Overedge stitch sewing device  
An overedge stitch sewing device comprising a straight sewing needle and a lower looper that travels in a curved path and has advanced timing relative to the sewing needle. The device may also...
5445092 Crochet stitch which simulates a whip stitch  
Overedge crochet stitching provides a whip stitch appearance on both sides of a fabric. Each stitch has (a) two contiguous legs of thread on the upper surface of the fabric, extending from a needle...
5383414 Apparatus for making a three needle stitch with cover thread  
A stitch and mechanism for forming such a stitch including three needles and cooperating loopers for forming three parallel rows of stitches that are joined by a spreader thread that lies on the...
5347941 Looper thread guiding mechanism for facilitating the looper thread setting to a looper  
A looper thread guiding mechanism for facilitating setting of the looper thread to a double loop looper. A drum is rotatably provided at a side portion of the looper having a thread hole at a tip...
5337686 Needle plate apparatus for sewing machine  
A needle plate structure for a sewing machine is disclosed, which includes a needle plate mounted on a bed extension which can be readily removed and replaced but which also permits adjustment of...
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...
5315943 Sewing machine safety device including interchangeable work tables and stitching  
For conversion of stitch mode from one stitch shape to the other stitch shape without interference with one another, a safety device for a sewing machine, as a safeguard against malfunction of the...
5301622 Looper for sewing machine  
A looper mechanism for use in a sewing machine which includes a needle moved substantially vertically through a needle plate while inclined in a feed direction of cloth. The looper mechanism...
5282432 Needle attachment position indicator device  
There is provided a needle attachment position indicator device for use in a sewing machine of a type comprising a stitch pattern forming mechanism provided in a machine frame for permitting...
5269240 Overcast sewing machine for forming a multiple-thread overcast seam  
An overcast sewing machine in which a plurality of different stitch types can be sewn. Various designs are disclosed for sewing alternatingly the stitch types 512 and 514, which consist of two...
5257589 Overcasting machine for use in sewing insoles to uppers  
An overcasting machine for use in sewing mated insoles to uppers with gathering of the uppers relative to the insoles is disclosed wherein a step-wise driven advance disk engages the uppers and an...
5255622 Overlock sewing machine  
An overlock sewing machine is provided with means for driving a lower looper according to a plurality of different oscillational movements independently of each other, a clutch mechanism for...
5249538 Sewing apparatus equipped with an automatic thread supply device  
A sewing apparatus displays a stitch pattern and forcibly supplies a thread based on the displayed stitch pattern. The apparatus comprises a sewing mechanism, an automatic thread supply device, a...
5241918 Apparatus for sewing over-edge stitch in carpet  
An apparatus for sewing an over-edge stitch to form a butt-seam in sections of carpet or other thick workpieces is provided, wherein an existing over-edge stitching machine has four primary parts...
5237942 Overlock sewing machine having upper and lower looper thread takeup lever drive mechanisms  
An overlock sewing machine which is arranged such that a lower thread take-up lever is disposed independently of an upper looper thread take-up lever and that a lower looper thread take-up lever...
5159889 Sewing machine with automatic latch back device and method of sewing a portion of a thread chain  
An apparatus and method for creating an overlock or 504 stitch wherein the excess thread chain (65) extending from the sewing machine needles (19) and the hollow chaining (32) to the previously...
5136958 Thread chain formed by an overlocking sewing machine and a method for making the thread chain  
An automatic thread supply device for a conventional overlocking sewing machine is disclosed. Each of a needle thread, an upper looper thread and a lower looper thread is supplied to a thread...
5134948 Overlocking sewing machine and method for performing overlock sewing in overlocking sewing machine  
An overlock sewing machine having a loop spreading member which provides a retracted position and an operative position. In the retracted position, the loop spreading member is moved away from one...
5119746 Sewing method and apparatus for overedge sewing  
A sewing method and apparatus is disclosed for preventing raveling of a cut cloth edge in the making of garments such as slacks and skirts. A pair of sewing machines symmetrically arranged with...
5076181 Threading apparatus for a lower looper of an overlock sewing machine  
A threading device for threading a lower looper of an overlock sewing machine, an orifice and a slot are formed in an arm of the lower looper, a hook if formed on a rear end of the arm and obliqued...
5020458 Sewing machine, particularly for edging or hemming materials  
The sewing machine is used for looping or linking floor coverings and is transportable, so that, apart from being used in stationary manner, it can also be moved along the material edge to be...
5001997 Sewing mechanism for quilting machine  
A sewing apparatus for use on a quilting machine having an intermittent tension mechanism and a hopping presser foot mechanism cooperating with eccentric cams located on the main drive shaft of the...
4984526 Thread chain guiding device for overedge sewing machines  
A thread chain guiding device provides a needle-thread-guide plate which extends underneath a throat plate by energizing a solenoid as needed. Thus, the needle-thread-guide plate pushes the needle...
4977842 Overlock sewing machine with a threading mechanism for easily threading a looper  
This invention provides an overlock sewing machine with a threading mechanism that is both easier and more efficient to use. As shown in FIGS. 1 and 7, the overlock sewing machine has a vertically...
4970976 Overlock sewing machine  
There is disclosed an overlock sewing machine. The overlock sewing machine includes a looper switching unit for selecting an overlocking operative state or overlocking inoperative state, a needle...
4967677 Composite sewing machine with single needle for lock and overlock stitches  
A composite sewing machine has a lock stitch mechanism and an over-lock stitch mechanism. A switching mechanism is connected to the stitching mechanisms for switching the operation of the sewing...
4953484 Overedge sewing machine for cutting the edge of a fabric while sewing an overedge stitch  
In this overedge sewing machine, when stitch width is adjusted, an adequate excess thread proportional to the adjusted stitch width is obtained. An overedge stitch can be steadily sewn without...
4884518 Overcasting attachment for use with a sewing machine  
An overcasting attachment for use with a sewing machine includes a cross thread guide lever driving mechanism for transmitting the movement of a needle bar interlocking mechanism operatively...
4840134 Machine for producing a triple-thread chain stitch for sewing webs over an edge  
A triple-thread stitch is intended for sewing webs of netting over their edges, wherein one thread (2) forms straight loops (3) and two other threads (4 and 6) form turned loops (5 and 7). In the...
Matches 1 - 50 out of 134 1 2 3 >