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Class 57/400 - Open end spinning


Subclass of Class 57 - Textiles: spinning, twisting, and twining
Definition: Subject matter wherein a strand is rotated about its axis
No. of patents: 75
Last issue date: 04/08/2008


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NumberTitleIssue Date
5624494Paraffin coating device for textile machines
A paraffin coating device of a textile machine which has a fixed paraffin body to coat a yarn running with paraffin is provided with a compact unit supporting the essential parts of the paraffin treatment apparatus and which can be easily removed from the...
04/29/1997
5592807Bearing arrangement for an open-end spinning rotor
An open-end spinning device has a spinning rotor with a rotor pot defining a fiber collection groove therein. A rotor shaft is provided having a diameter between 5.5 mm and 9 mm. Pairs of rotatable supporting rings supported on axles define a nip therebet...
01/14/1997
5519925Denim fabric made from denim waste
Denim fabric suitable for use as apparel is made from about 40-100% fibers produced from denim waste (pre-consumer and/or post-consumer). The denim waste is collected, starch and size are optionally removed, and it is subjected to garnetting to produce de...
05/28/1996
5497609Spinning of yarn
A method and apparatus for spinning fibres into yarn including providing a supply of fibres, providing a yarn-building region, opening fibres from the supply into the region, landing opened fibres in said region, removing energy from landing fibres, build...
03/12/1996
5481864Cloth scrap recycling method
A method for producing high quality fabrics using recycled fabric scraps is disclosed. By use of pre-gin contacting of the virgin carrier fibers as well as moistening the fiber scraps that are recycled, fiber length and fiber uniformity percentages are ma...
01/09/1996
5471720Use of at least forty percent recycled denim waste
Denim fabric suitable for use as apparel is made from about 40-100% fibers produced from denim waste (pre-consumer and/or post-consumer). The denim waste is collected, starch and size are optionally removed, and it is subjected to garnetting to produce de...
12/05/1995
5462778Artificial turf, pile yarn for artificial turf and process and spinneret for producing pile yarn
An artificial turf with high water rentivity. A cut pile is formed over the surface of a backing structure by implanting a multiplicity of tufts. Each tuft comprises one or a plurality of pile yarns. Each of the pile yarns is composed of one flat filament...
10/31/1995
5435121Yarn lap preventor for a take-up shaft in an open end spinning machine and associated method
A yarn lap preventor for deflecting a parted yarn end away from an enlarged diameter area of a rotating take-up shaft of the open end spinning machine, particularly of the type for forming cylindrical yarn packages. The yarn lap preventor is preferably in...
07/25/1995
5400583Yarn lap preventor for a take-up shaft in open end spinning machine
A yarn lap preventor for mounting in an open end spinning machine to deflect a parted yarn end away from an enlarged diameter area of a rotating take-up shaft of the open end spinning machine. The yarn lap preventor is preferably integrally molded plastic...
03/28/1995
5398492Industrial dust mop
Industrial dust mop having a homogenous yarn composed of high melt staple fibers and low melt staple which has been heated to homogeneously melt the low melt fibers throughout the yarn to form a fused yarn product in the mop....
03/21/1995
5397622Industrial dust mop comprising a blended yarn
Industrial dust mop having a homogenous yarn composed of high melt staple fibers and low melt staple which has been heated to homogeneously melt the low melt fibers throughout the yarn to form a fused yarn product in the mop....
03/14/1995
5331801Recycled yarns from textile waste and the manufacturing process therefor
The subject invention provides a new method for manufacturing yarns using recycled cotton waste and a new type of recycled cotton yarn. Various types of cotton waste materials such as manufacturing by-products and post-consumer material are used in conjun...
07/26/1994
5313777Spinning process and device for the production of a yarn
The instant invention relates to a spinning process and to a device for the production of a yarn. In the spinning process the fibers are conveyed to a perforated collection surface which is subjected to suction in one zone. They are brought together into ...
05/24/1994
5193332Spinning or twisting device with a pipe shaped element capable of being subjected to negative pressure
A spinning or twisting device in which a yarn is to be back-fed into the bore of a pipe-shaped element subjected to negative pressure in order to repair a yarn break. This pipe-shaped element is made in form of a yarn draw-off pipe of an open-end spinning...
03/16/1993
5187930Arrangement for spinning staple fibers into a yarn
An arrangement is disclosed for spinning staple fibers to a yarn which has a feeding and opening device which opens up fiber material supplied in the form of slivers into a individual fibers, and a disk-type collecting element which takes over the separat...
02/23/1993
5163205Belted rotary drafting device for staple fibers and method
An apparatus for drafting a continuous strand of staple fibers into a finer strand of the staple fibers and including a mechanism for supplying separated fibers suspended in a fluid and a rotating fiber chute receiving the fluid with the separated fibers ...
11/17/1992
5077126Process for making cotton blend warp yarns for durable fabrics
Staple yarns of cotton and high modulus fiber are wet and then dried under tension to provide warp yarn for durable, abrasion resistant fabrics....
12/31/1991
4866925Arrangement for open-end rotor spinning having a spinning rotor
In an arrangement for open-end rotor spinning having a spinning rotor which, by means of a rotor shaft, is disposed in wedge-shaped gaps formed by pairs of supporting disks and is driven by means of a tangential belt, it is provided that a cleaning elemen...
09/19/1989
4791781Method and apparatus for false twisting yarn in opened spinners
In open-end rotor spinning, imparting lesser false twist to the yarn being formed as it revolves through the yarn receiving zone and greater false twist as it revolves away from the zone. This is accomplished by different frictional resistance surface cha...
12/20/1988
4724668Method and apparatus for the formation of spinning fibers
For improving spinning results, a sideways limited swarm of fibers (11) is applied tangentially at the mantle of a rotating perforated drum (3) whose interior is supplied with suction air, is transported further on this drum (3) in the peripheral directio...
02/16/1988
4719744Vacuum spinning method
Vacuum spinning of yarn produces yarns having good properties, and which may have a wide variety of different effects and constructions. A core filament yarn may be fed into operative association with a nipped sliver or roving, and then fed to a perforate...
01/19/1988
4713931Apparatus for vacuum spinning
Vacuum spun yarn is produced that has strength property approaching that of ring spun yarn, and significantly greater than air jet spun yarn, and may be produced at speeds greatly in excess of production speeds for ring spun yarn. An elongated hollow shaf...
12/22/1987
4694642Method and apparatus for producing reinforced thread
The method of producing reinforced thread includes feeding loose fibres o the disc of a rotary twisting member, guiding the core thread through the disc eccentrically with respect to the axis of rotation of the twisting member and conducting the winding ...
09/22/1987
4676062Method and device for the formation of spinning fibers
Method of forming spinning fibers for producing a thread, which includes applying at least one laterally limited swarm of spinning fibers continuously to an outer cylindrical surface of a rotating, perforated drum having an interior, to which suction air ...
06/30/1987
4662166Drive apparatus for a paraffining device
Disclosed is a drive apparatus for a device for applying paraffin wax to yarn. In the device, a solid block of paraffin is mounted on a polyhedral bolt which is driven by a whorl or drive pulley. The whorl, in turn, is driven by a continuous drive belt. A...
05/05/1987
4628678Twisting member of ringless spinning apparatus
A twisting member of a ringless spinning apparatus comprises a cylindrical ousing with blades on its peripheral side surface. Secured on the blades is a first disc with an eccentric passage extending therethrough for the advancement of fibres, this disc ac...
12/16/1986
4593522Method and apparatus for producing spun yarn
An apparatus and method for producing a spun yarn having true twist comprising extracting staple fibers from a bundle of staple fibers; and collecting the extracted staple fibers on the periphery of a spinning rotor; and recontacting the extracted fibers ...
06/10/1986
4563873Apparatus for controlling production in a spinning machine
An apparatus for controlling production in a spinning machine is disclosed herein. Sliver consumption quantity at each of the spinning stations is computed from the count of pulse signals generated in synchronism with the rotation of a drive shaft, e.g., ...
01/14/1986
4545194Spinning method and apparatus for putting method to use
The present invention concerns a method and apparatus for spinning using fiber bundles selected from a mass of loose fibers. The apparatus essentially consists of means for removing the fiber bundles comprising a perforated belt (8) and a retaining drum (...
10/08/1985
4539806Fiber feed arrangement
An arrangement for open-end friction spinning is disclosed having two adjacently arranged friction rollers driven in the same rotational direction forming a yarn forming wedge shaped gap or slot. A fiber opening device is provided for opening fibers to be...
09/10/1985
4497168Method and apparatus for open-end spinning
A method for open-end spinning, in an apparatus having a stationary fiber-collecting groove formed therein with two ends and a bottom, includes continuously carrying and transporting fibers into the stationary fiber-collecting groove with an airstream, co...
02/05/1985
4322942Open-end spinning method and apparatus
An open-end spinning method and an apparatus wherein a flow of discrete fibers is supplied to a fiber spreading element by which they are spread over the entire periphery of an inner fiber deposit surface of a drum where a fibrous layer is continuously cr...
04/06/1982
4285192Twisting member for ringless spinning apparatus
The invention relates to twisting members for use in connection with rotary twisting machines. The twisting member comprises a rotor coupled to a disc having a duct formed therethrough. The outlet of the duct is arranged eccentrically with respect to the ...
08/25/1981
3987615Process of forming yarns from gin motes
A method of processing relatively inexpensive gin motes to reclaim the spinnable but normally waste cotton fibers contained therein and form a reduced cost yarn therefrom. The method involves cleaning the gin motes to separate and remove from the cotton f...
10/26/1976
3943220Method of producing fiber strand
A wet process for producing continuous strands from discontinuous inorganic fibers by extruding and aligning a dispersion of said fibers in a liquid medium, which medium contains a gelable agent, into a coagulating bath to gel and convert the agent to a b...
03/09/1976
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