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7565872 |
Double chain stitch sewing machine
A double chain stitch sewing machine includes an upper section ( 10 ) and a lower section ( 12 ), which can be displaced synchronously parallel to a sewing product plane ( 14 ) The upper section...
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7441508 |
Mattress edge sewing machine
A mattress edge sewing machine including a frame having a material supporting surface, a sewing station defined by a needle bar mounted in the frame for generally vertical reciprocatory movements...
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6895878 |
Chain stitch multi-needle quilting machine and method to create a pattern in a quilting material
The invention relates to a chain stitch multi-needle guilting machine with stitch-forming quilting elements and a method for creating a pattern in a guilting material. The elements of the quilting...
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6647906 |
Loop forming device used for a chainstitch sewing machine
Disclosed is a chainstitch sewing machine having a plurality of needles having needle threads which are moved up and down through needle holes of a throat plate, a looper having a looper thread,...
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6647907 |
Chain stitch machine
An improved chain stitch sewing machine that includes a stitch skip mechanism that is activated by the sewing machine operator such that the operator may cause the sewing machine to skip stitches...
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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...
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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...
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6422165 |
Apparatus for preventing raveling of seam
An apparatus for preventing the raveling of a seam wherein a looper thread hanging hook for catching a looper thread which is allowed to pass through a loop of a needle thread immediately before...
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6390000 |
Double chainstitch sewing machine
In a double chainstitch sewing machine, a movable thread guide 37 is fixed to the lower end of a needle bar 1. A fixed thread guide 41 and a thread take-up cam 39 are fixed to a jaw 43 a ...
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6357371 |
Method and device for producing seams
The invention relates to a method for producing sewn seams and a device for carrying out the method. The invention includes two sewing needles of which all moving parts are situated only on one...
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6213038 |
Needle plate for a two needle interlock sewing machine
A needle plate for a two-needle interlock sewing machine for sewing a chain stitch seam of three threads, comprising two needle holes and one stitch tongue originating between the two needle holes...
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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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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...
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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...
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5816175 |
Thread control apparatus for a double chain stitch sewing machine
A thread control apparatus for a double chain stitch sewing machine of the present invention is applied to the case of sewing a cloth with a double chain stitch sewing machine having multiple...
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5513587 |
Thread tensioning for chain stitch sewing machine
In a multi-needle double chain stitch sewing machine, when forming a thread chain after forming a seam without using upper cover thread, formation of loop or excess looseness of the right needle...
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5503094 |
Needle plate with movable tongues for sewing machine
A needle plate for a sewing machine includes an opening formed in one side portion. On or more tongues may be secured to the needle plate and extended inward of the opening so as to conduct various...
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5495816 |
Multi-needle sewing machine with thread tension control
In a two-needle sewing machine for making an ornamental stitch without a cover stitch, at least one intermediate lug (17) is provided which is disposed in side by side relation with respect to an...
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5398627 |
Thread chain and method and apparatus for drawing out the thread chain on multiple needle sewing machines
A sewing machine possessing multiple needles and a single looper for forming a double chain stitch without an upper covering thread capable of drawing out a thread chain reliably and smoothly. By...
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5315945 |
Apparatus and method for thread supplying in a chain stitch sewing machine
An apparatus and a method for supplying thread in a chain stitch sewing machine are disclosed, the apparatus comprising a needle vertically reciprocating between a top end point and a bottom end...
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5125351 |
Thread trimmer system for in-line chain stitch cylinder bed sewing machine
Apparatus and method for severing the needle and looper threads of a chain stitch formed by a cylinder bed sewing machine having an in-line looper system is disclosed. The cylinder bed sewing...
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5123365 |
Taped chaining thread sewing device
A taped chaining thread sewing device is designed to sew by operation of an overedge sewing machine a tape into the upper surface of the fabric sent into the needle location of the sewing machine,...
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5085159 |
Needle thread feed regulating device for overseaming sewing machine
A needle thread feed regulating device utilized in high speed overedge sewing machines which form safety stitches composed of overedge stitches and double chain stiches. The needle thread feed...
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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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4981093 |
Sewing machine with a needle bar mounted in a swinging frame
A sewing machine has a needle bar, which is mounted in a frame, a continuously operating feed device for the workpiece, a looper which reciprocates transversely to the workpiece feed direction, a...
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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...
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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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4867083 |
Modular sewing machine arranged to control auxiliary devices
A sewing machine comprises a bed 3 on which a work-supporting table 3a is defined and from which a post 4 carrying a cantilevered support arm 5 provided with a needle-holding head 6 at its free...
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4846086 |
Device for operating and orientating a pair of automatic sewing machine needles
A device for operating and orientating a pair of automatic sewing machine needles have two needles which are locked to the lower ends of two equal rods, located beside one another in the vertical...
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4834010 |
Reciprocating thread cutter for multi-needle looper thread type sewing machine
A thread cutter for an interlock sewing machine wherein the sewing machine has a small diameter cylindrical arm and the cloth being sewn is fed along the axis of the arm. A plurality of needles are...
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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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4777892 |
Thread chain sewing method and device for two-needle overlock sewing machine
A thread chain is prevented from hanging at an inner chain-off finger when it is turned back or rotated to the operator's side for holding and cutting. A needle thread, positioned at the front side...
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4726308 |
Thread tension control device for overedge sewing machines
A thread tension control device for overedging sewing machines wherein each needle thread tension controller and each looper thread tension controller provide two springs designed to clamp two...
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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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4516512 |
Modularized Cardan sewing machine
A sewing machine wherein the various stitch performing instrumentalities are driven by Cardan gear means. Particular sewing part mechanisms are associated with each of said Cardan gear means to...
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4480562 |
Sewing machine loop spreading mechanism
A mechanism for seizing and holding a thread, particularly the looper thread, of a chainstitch sewing machine to insure needle penetration of the thread triangle thereby assuring enchaining of the...
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4438717 |
Needle protector for sewing machines
A needle protector for sewing machines operatively connected to the machine's horizontal shaft for driving its looper in an orbital pathway about the machine's needles. The horizontal shaft is...
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4430953 |
Sewing machine needle drive mechanism
A mechanism for driving needles of a sewing machine to produce for example a two thread interlocked chain stitch. To a frame is mounted a pair of eccentric cams for rotation generally about 180°...
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4359007 |
Looper
A looper for connecting a plurality of knitted parts suspended on a needle ring by means of two chain-stitched seams. One of two sewing needles required for producing the chain-stitched seams is...
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4331091 |
Three-dimensional thick fabrics and method and apparatus for making same
Three-dimensional thick fabrics are made from a laminate of fabric plies by first inserting pointed rods through the laminate to form rows of holes after which needles are reciprocated through the...
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4186676 |
Apparatus for forming a chain of stitches on double needle sewing machines
A method and apparatus for forming a continuous chain of stitches between pieces of material on a double needle sewing machine which includes a sensing device for detecting the presence of material...
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4175499 |
Method and apparatus for forming an overedge stitch
This invention relates to a method and apparatus for forming an overedge stitch adapted to join a plurality of material workpieces along their edge. The overedge stitch of the present invention is...
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3424115 |
CUT-OFF DEVICE FOR THE THREADS OF DOUBLE CHAIN STITCH SEWING MACHINE
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3353510 |
Apparatus for simultaneous formation of work uniting seam and edge binding seam or seams
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3065717 |
Sewing machines
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2973730 |
Machines for and methods of producing seams and products thereof
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