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Class 57/344 - Having a tube, or a twisting head therefor, through which yarn passes, with a yarn gripper


Subclass of Class 57 - Textiles: spinning, twisting, and twining
Definition: Subject matter wherein the yarn strand passes through a
No. of patents: 26
Last issue date: 08/05/2008


NumberTitleIssue Date
7406818Yarn manufacturing apparatus and method
The present invention is an apparatus and method of making yarn for carpet that exhibits a high degree of color pop. More specifically, in one aspect, the present invention comprises an apparatus and method that comprises supplying a plurality of yarns, false-twist ...
08/05/2008
6226972Twisted union yarn manufacturing method and device
To provide a method and device with which Alternate Twisted Yarn can be produced simply and inexpensively. An Alternate Twisted Yarn is produced by alternately repeating with a neutral and tilt switching method and twisting yarn 1 in the reverse direction...
05/08/2001
6155037Revolving body for inserting false twist into yarn or the like
A revolving body (1) with a circumferential surface (2) and two end faces is provided for inserting twist into a midportion of a longitudinally moving elongate strand of filamentary material. In order to produce a revolving body into which the elongate st...
12/05/2000
5365729Apparatus for stretching stable fibers
An apparatus for stretching natural staple fibers to reduce their diameter includes a plurality of rotatable arrays of driven pulleys which are mounted for rotation between two twist blocking nips. The rotatable arrays are rotatable on a longitudinal axis...
11/22/1994
5295347Process and an arrangement for the strenghtening of an end portion of a yarn
For the strengthening of an end portion of a yarn which extends on a spinning station of a spinning machine between a stopped spool package and a suction withdrawal device assigned to the spinning station, the yarn which projects into the withdrawal devic...
03/22/1994
5159806Apparatus for producing spun yarns
An apparatus for producing of real twist-like yarns wherein a guide member is provided within a nozzle block for exerting a turning stream on a fiber bundle moved out of a drafting device and an extreme end of the guide member is directed at an inlet of a...
11/03/1992
5092117Method of and an apparatus for producing an optical multi-fiber cable element
A method and apparatus for producing an optical multi-fiber cable element provided with a second sheathing by extruding a loose secondary sheathing around a fiber bundle and stretching the fibers a desired extra length with respect to the sheathing, the f...
03/03/1992
4829762Method and device for improving a yarn produced in the rotor of an open-end spinning apparatus
A method and a device for improving a yarn produced with genuine twist in the rotor of an open-end spinning apparatus directs the yarn through a yarn take-off nozzle in a given yarn travel direction. The yarn is subsequently diverted from the given yarn t...
05/16/1989
4798581Apparatus for forming a visually detectable element
An apparatus for forming an elongated visually detectable element on a sheet of absorbent material comprising, a device for extruding at least one colored strand, and a device for placing the strand on the sheet....
01/17/1989
4691743Method and device for removal of waste slivers in a weaving loom
In order to remove waste slivers produced by cutting false selvedges in a weaving loom, at least two slivers are introduced into a rotating feed duct and subjected to a false twist, thus automatically balancing the tensions of the different slivers. The c...
09/08/1987
4638624False twist crimped yarn having improved coherency
The present invention provides a false twist crimped yarn having an improved coherent structure which is produced by the specific mode of processing realized by defining the processing conditions of false twist crimping system. Here the unitary effect gen...
01/27/1987
4590755Low fatigue apparatus for stranding wire
A tube for use in apparatus for twisting wires together such as that described in U.S. Pat. No. 4,429,520. The tube has an outer layer of one material and a thinner inner layer of another material which is bonded to the outer layer. There are at least two...
05/27/1986
4433538Textile spinning machines
The invention is concerned with a textile spinning machine particularly a ring spinning machine, and is directed to the provision of a tension reliever between the delivery rollers and the yarn balloon, which has the effect of producing a tension differen...
02/28/1984
4426838Apparatus for stranding wires
Wire stranding apparatus having elongate wire guide means which is rotationally flexible about its axis and defines individual feed paths for the wires with means to prevent rotation of the guide means at its upstream end and a twisting means to cause tor...
01/24/1984
4426839Stranding wires
Wire stranding apparatus having tubular means having passage means to provide wire feedpaths, the tubular means being rotationally flexible about an axis, being held against rotation about this axis at an upstream end and having twisting means to cause al...
01/24/1984
4426837Apparatus for stranding wire
Apparatus for stranding wires and covering them in plastics insulation by providing a rotationally flexible elongate member with spaced wire guiding elements, twisting means for twisting the member alternately in opposite directions, and an extension to t...
01/24/1984
4414802Apparatus for stranding wire
Wire stranding apparatus having a single tube defining a single axial passage providing at least two side-by-side feedpaths for wire, the passage being shaped to prevent wires from moving across from one feedpath to another. The tube is rotationally flexi...
11/15/1983
4372107False twist device
An apparatus for inserting a false twist in roving or yarn as the strand or strands of fibers are fed from between a pair of front rolls to a takeup device. The apparatus includes a rotor rotatably carried in an enclosing casing. A plurality of circumfere...
02/08/1983
4325214Apparatus for stranding wire
Wire stranding apparatus for giving a periodic reverse twisting operation, in which a rotationally flexible elongate member, preferably a rod, carries wire guiding elements extending radially outwardly from it. Each element has guide holes for wires as th...
04/20/1982
4217750Machine for twisting wire strands of electric cables
A bunching machine for producing a twisted power cable and comprising a rotatable twisting head and a stationary take-off device through which plural strands of wire are continuously drawn, the twisting head being alternately rotated in opposite direction...
08/19/1980
4115986Twist tube for false-twist devices
A twist tube for a false twist device is described which is of the type wherein textile yarn being textured passes through a straight tubular part to a transverse pin of hard material round which the yarn is wound once prior to leaving the tube. To avoid ...
09/26/1978
4106275Process and device for high speed threading of yarn into a false-twisting spindle
The invention relates to a process for the high speed threading of yarn into a false-twisting spindle, whereby the twisting pin is set in a "rotor" body located between an upstream and a downstream pipe and passes through a threading aperture in perpendic...
08/15/1978
4040242Twist tube for false-twisting devices
A twist tube for a false-twisting device for texturing textile yarns has an enlarged end in which the bore has an oblong cross-section with both the major and minor axes substantially longer than the bore of the main portion of the tube. The thread guide ...
08/09/1977
3999363Twist-tube for false-twist texturing machines
A twist tube for false-twist devices for texturing textile yarns is described wherein the thread guide pin has terminal portions coated with a solderable metal, such as nickel. The terminal portions are mounted in bores on each side of the elongated metal...
12/28/1976
3983686Twist tube for false-twist devices
A twist-tube for false-twist devices for texturing textile yarns is described in which the tube is provided with an enlargement, which may be at one end, formed with opposed grooves. A sapphire thread guide extends across the enlargement with its ends ext...
10/05/1976
3964324Friction rollers for twist tubes in false-twisting apparatus
A friction roller for rotating twist tubes in twisting apparatus in which the friction ring is protected from contact with ambient oil by means of a protective coating and a slinger edge disposed on at least one side of the friction ring. The protective l...
06/22/1976
 
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