Class 57/209 - Slub type

Subclass of Class 57 - Textiles: spinning, twisting, and twining
Definition: Subject matter wherein the longitudinal variation is effected
No. of patents: 30
Last issue date: 02/16/2010

Number	Title	Issue Date
7661259	Device and method for the manufacture of a roving yarn by means of air spinning processes The invention relates to a slubbing machine, the use of a twist application means, and a method for the manufacture of a roving yarn (9). The roving yarn (9) is manufactured according to the invention from a fiber assembly (3), which undergoes a...	02/16/2010
6820405	Device for producing effect yarns and use of the device The device serves to produce effect yarns on process machines through the deliberate production of short lumps in the yarn through short-duration yarn overfeed and includes a device (A) for lateral yarn deflection which comprises a motor-driveable, servo-controlled ...	11/23/2004
6032450	Method for producing an electrically conductive yarn, the electrically conductive yarn and use of the electrically conductive yarn A method for producing an electrically conductive compound yarn. An electrically conductive monofilament metal thread is spun into a compound yarn together with textile fibers. A compound yarn of this type is particularly suitable for producing woven and ...	03/07/2000
5434003	Entangled polyamide yarn An entangled multifilament yarn, preferably an entangled multifilament polyamide yarn, and a knit fabric made from the same, wherein the yarn has an entanglement strength of at least about 4.5, an entanglement strength coefficient of variance of less than...	07/18/1995
5336562	Polyolefin yarns with good performance for rugs and carpets and method of producing the same The invention relates to a novel type of polyolefine yarns with good performance in the manufacture of rugs and carpets, made-up by admixing polypropylene filaments with polyethylene filaments, and by subjecting said filaments mixture to a temperature of ...	08/09/1994
5035110	Nub yarn A substantially twist-free, crimped, continuous, multifilament yarn containing randomly-spaced, tightly entangled nubs and the process and apparatus used for making such yarns is disclosed. The nub yarn is made by feeding a substantially entanglement-free...	07/30/1991
4926626	Flamme fancy yarn manufacturing method and apparatus A method and apparatus for flamme fancy yarn manufacture for textile production of various number of effects along the length and in a given length of ready-made yarn, irrespective of the length of the fibres of the inlet product both from short staple an...	05/22/1990
4809412	Apparatus for producing a novelty nub yarn A substantially twist-free, crimped, continuous, multifilament yarn containing randomly-spaced, tightly entangled nubs and the process and apparatus used for making such yarns is disclosed. The nub yarn is made by feeding a substantially entanglement-free...	03/07/1989
4736578	Method for forming a slub yarn A method for forming a slub yarn uses conventional false-twist texturing apparatus in combination with one or more air jets to impart striations and/or neps and slubs to continuous filament yarns. Three process configurations are disclosed; each configura...	04/12/1988
4697317	Process for the production of twist-free novelty nub yarns A substantially twist-free, crimped, continuous, multifilament yarn containing randomly-spaced, tightly entangled nubs and the process and apparatus used for making such yarns is disclosed. The nub yarn is made by feeding a substantially entanglement-free...	10/06/1987
4566259	Method and apparatus for the manufacture of fancy yarns A method and apparatus for producing a fancy yarn, in which a core and effect yarn 5 are fed along a path to a false twist device 6 and a binding yarn 4 is fed via a rotating component 1 adjacent the path, the component rotating about an axis transverse t...	01/28/1986
4513564	Yarn A yarn comprised of a number of threads twisted with each other is provided with a plurality of feathers, the quill portions of which are tightly inserted into twisted threads and the feather portions of which project outwardly from the twisted threads to...	04/30/1985
4495244	Continuous filament slub yarn Continuous filament yarn of textile utility has slubs formed at randomly spaced intervals along the length of the yarn, with each filament having a main body section extending along the length of the filament and at least one wing member extending from th...	01/22/1985
4383403	Multicolored yarn and method A multicolored spun yarn is provided which comprises a substantially untwisted bundle of core staple fibers and a plurality of staple fibers wrapped helically around said bundle of core staple fibers; the bundle of core staple fibers comprise a plurality ...	05/17/1983
4368612	Apparatus for forming false twisted slubyarn Apparatus and method to provide a novel false twisted slub yarn by combining a core yarn and an effect yarn in a fluid tangling zone. The linear velocity of the effect yarn is raised to allow slubs to be produced in the combined yarn in an air jet apparat...	01/18/1983
4351148	False twisted slub yarn Apparatus and method to provide a novel false twisted slub yarn by combining a core yarn and an effect yarn in a fluid tangling zone. The linear velocity of the effect yarn is raised to allow slubs to be produced in the combined yarn in an air jet apparat...	09/28/1982
4346552	Bulky textured multifilament yarn A bulky textured multifilament yarn comprises sections of interlaced individual filaments and sections of non-interlaced individual filaments, wherein the interlaced and non-interlaced sections are formed alternately along the lengthwise direction of the ...	08/31/1982
4345424	Textured novelty yarn and process An effect yarn and process for manufacture thereof is disclosed when the effect comprises a slub that is formed after the yarn leaves the yarn package during later knitting or weaving operations. The effect yarn is particularly useful since it processes t...	08/24/1982
4334401	Process for making textured yarn A filament yarn of greater than 60 percent extensibility is combined with a carrier yarn. The combined yarn is false-twisted under tension in a unit employing rotary friction elements so that the filaments of the extensible yarn break intermittently while...	06/15/1982
4324095	Process for preparing slub yarns Slub yarns are prepared by adding 10-50% by weight 0.25 to 1 in. long bicomponent acrylic fibers having a density of about 1.0 to 1.17 g/cm3 and an equilibrium crimp reversibility of at least about 20% with staple fibers during or before cardin...	04/13/1982
4305245	Method of forming false twisted slub yarn Apparatus and method to provide a novel false twisted slub yarn by combining a core yarn and an effect yarn in a fluid tangling zone. The linear velocity of the effect yarn is raised to allow slubs to be produced in the combined yarn in an air jet apparat...	12/15/1981
4218868	Slubbed open end spun yarn A method of making slub or thick and thin yarns with twist variation on open end spinning machines by changing the speed of the yarn as it exits from the rotor of the open end spinning machine. The method produces a unique slub yarn which has a portion of...	08/26/1980
4168298	Yarn consisting of drawn sintered PTF fibers and woven, non-woven and knitted fabrics; filter bags; ropes; and fire-protective clothing formed therefrom A process for forming polytetrafluoroethylene yarn by (1) forming an oriented polytetrafluoroethylene film by drawing a sintered sheet from about 5 to 30 times its original length at an elevated temperature; and (2) passing the oriented film through fibrillati...	09/18/1979
4160359	Random signal generator for the manufacture of slub open end spun yarn A random signal generator using a maximum-length shift register sequence to provide control pulses to a slub yarn producing open end spinning system. The time between control pulses is random to prevent any discernible pattern appearing in the fabric made...	07/10/1979
4159619	Method for producing novelty yarns A novelty yarn having a pronounced variation in linear density is obtained by passing at least one multifilament yarn through a fluid tangling zone and by alternatingly and mechanically tensioning and relaxing the yarn within the tangling zone. This yarn ...	07/03/1979
4155216	Production of novelty yarns A novelty yarn having a pronounced variation in linear density is obtained by passing at least two multifilament yarns through a fluid tangling zone and by alternatingly and mechanically tensioning and relaxing at least one of the yarns within the tanglin...	05/22/1979
4144702	Open end spun slub yarn A method of making slub or thick and thin yarns with twist variation on open end spinning machines by changing the speed of the yarn as it exits from the rotor of the open end spinning machine. The method produces a unique slub yarn which has a portion of...	03/20/1979
4144703	Open end spun slub yarn Method and apparatus to produce slub or thick and thin yarns with twist variation on open end spinning machines by changing the speed of the yarn as it exits from the rotor of the open end spinning machine. The speed of the yarn is varied by a pivotally m...	03/20/1979
3985089	Combination frieze and saxony carpet The method herein is used to achieve the combination frieze and saxony visual with the use of one yarn. Conventional slub yarns are plied and twisted with a high twist. The large diameter portions of the yarn force additional twist into the small diameter...	10/12/1976
3961471	Production of yarn This invention provides a method of forming fancy yarns which does not require a fancy twisting frame. The method according to the present invention involves supplying a fibrous foundation strand and a fibrous effect strand to a pair of drafting rollers, ...	06/08/1976

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Class 57/209 - Slub type