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Class 57/293 - Alternate twist


Subclass of Class 57 - Textiles: spinning, twisting, and twining
Definition: Subject matter wherein the direction of twist imparted to
No. of patents: 198
Last issue date: 04/24/2012


1          
NumberTitleIssue Date
8161721Cable stranding apparatus employing a hollow-shaft guide member driver
A cable-stranding apparatus for performing SZ-stranding of strand elements about at least one core member is disclosed. A first stationary guide member individually guides the strand elements in a spaced apart configuration and centrally passes the at least one core...
04/24/2012
8161722Cable stranding methods employing a hollow-shaft guide member driver
Cable-stranding methods for performing SZ-stranding of strand elements about at least one core member are disclosed. One method includes passing initially spaced apart strand elements through peripheral guide holes and passing at least one core member through a gene...
04/24/2012
7752832Apparatus for producing a yarn
An apparatus for producing a yarn including reciprocating twisting stage (4) adapted to simultaneously twist one or more slivers to produce one or more twisted strands, including one or more rollers (6a, 6b) arranged to move recipr...
07/13/2010
7370464Method and machine for feeding a yarn to a textile machine with automatic replacement of the yarn if interrupted or when its bobbin becomes empty
A method for feeding a yarn to a textile machine for its processing and preparation for subsequent use, such as an interlacing, texturizing-interlacing or doubling machine, the yarn including at least two threads (3, 4) which are bound together, the first thr...
05/13/2008
7292757Apparatus and method for on-line binder laylength measurement and adjustment
A method and apparatus for determining and adjusting binder laylength during the process of manufacturing a selected fiber optic cable design. Specifically, a binder, having a distinguishing and physically detectable feature, is wrapped around fiber optic bundles or...
11/06/2007
7165735Twist plied yarn package with segregated nodes
A yarn package, provided on a yarn package holder, such as a tube, wherein the yarn is at least partly unstable, such that a variation in the yarn tension results in a rotational movement thereof. The position of the yarn in the yarn package is controlled by the dir...
01/23/2007
7159458Apparatus for determining and/or monitoring the filling level of a product in a container
A measuring device for determining the filling level of a product or the position of the interface between two media or phases in a container by means of high-frequency measuring signals which are guided along a waveguide. The waveguide comprises a wire cable with a...
01/09/2007
7140207Device for the continuous treatment of yarns with process fluids
Device for the continuous treatment of yarns with process fluids comprising a Venturi nozzle fed with process fluid as driving fluid to feed the yarn to the treatment, a distributor for distributing the yarn in the treatment reactor according to a layer of superimpo...
11/28/2006
7082745Clump cutter apparatus of elastic yarn
To provide a clump cutter apparatus of an elastic yarn for improving a success ratio of clump cutting when cutting the elastic yarn running in a draft state. A clump cutter apparatus of an elastic yarn configured by overlapping and combining a plurality of laminate ...
08/01/2006
7008579Method and installation for processing thermoplastic synthetic materials
The invention relates to a method and an installation for processing thermoplastic synthetic materials. According to the invention, the melt strands or the like are displaced in oscillation or pulsation in order to indent or penetrate the joint lines between at leas...
03/07/2006
7009105Bundle twisted-pair cable
A cable includes a plurality of twisted pairs of conductors in a dense hexagonal matrix-like form defining thereof horizontal rows and oblique columns with each other in a rectangular coordinate system wherein the twisted pairs in the same row have the same twist di...
03/07/2006
6993227Fiber optic cable
Disclosed is a fiber optic cable, comprising a central strength member, disposed at the center of the cable, for providing tensile strength; a plurality of inner tight buffered cores disposed in a linear form around the central strength member; a plurality of outer ...
01/31/2006
6973243Cable
A cable wherein even when there is a substantial volume of cable identifying information for identifying the cable, all of that cable identifying information can be simply and speedily written-in. This cable has a cable core, an integrated member with a chain of RFI...
12/06/2005
6968866Tent fabric, twisted union yarn of kenaf, and process for producing the same
A tent fabric comprising a woven fabric made of yarns containing kenaf fibers in an amount of 10 wt. % or more. The tent fabric after use can easily be recycled and hence contributes to resource saving and environmental protection. ...
11/29/2005
6959533Apparatus and method for producing twisted pair cables with reduced propagation delay and crosstalk
An apparatus for forming a twisted pair cable comprising a device for rotating at a first predetermined rate of rotation a pair of elongated conductor strands about a twisting location, the device guiding the elongated conductor strands to the twisting location. The...
11/01/2005
6954983Method for producing flat cables
A method for continuously producing flat cables with electric conductors embedded in an isolating material which are arranged at a certain distance from each other, parallel to each other. According to this invention, the band shaped conductors are guided separately...
10/18/2005
6945026Fibre yarn and rope production
An unspun yarn including a longitudinal main rope body formed from a least one fibre assembly of substantially untwisted and parallel fibres, and a least one reinforcing thread helically wound around the rope body and extending therealong in a single longitudinal di...
09/20/2005
6941016Method for finding contours in an image of an object
A method is provided for robustly and efficiently identifying contours in an image of an object. Features are extracted from an image, typically using a Sobel edge detector or a set of large oriented filters, and are locally chained to form contour segments of parti...
09/06/2005
6923579Fiber optic component marking with fiber optic indicia
This invention provides a method of marking a fiber optic indicia on the surface of a fiber optic component and the fiber optic component produced thereby. The fiber optic indicia is represented as a predetermined pattern marked on the fiber optic component and is a...
08/02/2005
6729026Rotational grip twist machine and method for fabricating bulges of twisted wire electrical connectors
Bulges in a wire having helically coiled strands are formed by untwisting the strands in an anti-helical direction at a predetermined position, to form an electrical connector from a length of the stranded wire. The wire is gripped by moving two spaced apart clamp m...
05/04/2004
6722117Apparent twist yarn system and apparatus and method for producing same
A process for combining singles yarns, of different colors or dyeabilities, to form an apparent twist yarn. The process includes the sequential steps of individually and simultaneously drawing and texturing a plurality of singles yarns; converging the drawn and text...
04/20/2004
6634164Apparatus for producing a stranded cable with alternating twist direction made of strand elements
An apparatus for manufacturing stranded cables from strand elements with alternating twist directions (SZ stranding). One or more storage disks can be disposed between a guide that receives the strand elements and a stranding disk. The stranding disk and ...
10/21/2003
6560390Fiber optic cable marking process and a sensor device for use therewith
A mark sensor and methods for detecting a core mark disposed on a fiber optic cable core having a core receiving area for receiving the fiber optic cable core. The mark sensor includes emitter/receiver sensor devices that can be disposed about the core re...
05/06/2003
6550281Method for providing controlled spin in optical fiber
A fiber (106) having low polarization mode dispersion is made by heating the end of a preform (100) with a furnace (101). The fiber is drawn from the heated end. The fiber passes between two rollers (102, 104). As the fiber passes therebetween, the angula...
04/22/2003
6546712System for the reverse oscillating lay (ROL) consistency during the optical fiber cable manufacturing process
A method, apparatus and system for improving reverse oscillating lay (ROL) consistency during an optical cable manufacturing process. A torque capstan receives an optical fiber cable from an ROL machine that places reverse-oscillating lay on the core of a...
04/15/2003
6345491Fluid-jet twist-inserting method
An apparatus for inserting twist into a moving strand, including a first body including an orifice extending therethrough for permitting passage of a moving yarn. An air channel extends therethrough and communicates with the orifice. The air channel commu...
02/12/2002
6324872Method and apparatus for introducing controlled spin in optical fibers
Optical fiber is provided with a periodically reversing spin while the fiber is pulled through a melt zone. A cooled region of the fiber downstream from the melt zone passes between a pair of opposed elements. The opposed elements are moved so that surfac...
12/04/2001
6314713Method and system for identifying a feature on a longitudinally advancing member and marking the advancing member based on the identification
A characteristic feature on a generally longitudinal member is detected as the member is longitudinally advanced on a path extending from a first position to a second position. Based on the detection of the feature on the member and monitoring of the adva...
11/13/2001
6311467Method for producing a filament yarn with alternating S- and Z-twists
A method for producing a filament yarn with alternating S- and Z-twists. The yarn is moved between two twisting stops and submitted alternatively to S- and Z-twisting by at least one false twisting unit. The twists are fixed in a fixing unit situated down...
11/06/2001
6293081Fiber optic cable marking process and a sensor device use therewith
A mark sensor and methods for detecting a core mark disposed on a fiber optic cable core having a core receiving area for receiving the fiber optic cable core. The mark sensor includes emitter/receiver sensor devices that can be disposed about the core re...
09/25/2001
6240977Method and apparatus for imparting and alternating twist and weaving a multi-ply yarn in continuous motion
An improved assembly for alternating twist in yarn, utilizing a pair of air jets in which compressed air is supplied producing a vortex that causes the yarn passing therethrough to experience a torque about the yarn's longitudinal axis. This apparatus is ...
06/05/2001
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
6190246Sanding devices and the like for removing materials
Perforated sheet steel or wire mesh to which tungsten carbide grit is copper braze welded to provide a device which can be cut to a desired size and shaped into or used as a substrate for tools used for sanding, filing, grinding, deburring, deflashing, cu...
02/20/2001
6089009Fluid-jet false-twisting method and product
A process of producing an assembled yarn, including the steps of providing two or more yarns moving downstream from a supply to a take-up, inserting alternating-direction zones of twist into at least one of the yarns, the at least one yarn having an area ...
07/18/2000
6052983Fluid-jet twist-inserting apparatus and method
An apparatus for inserting twist into a moving strand, including a first body including an orifice extending therethrough for permitting passage of a moving yarn. An air channel extends therethrough and communicates with the orifice. The air channel commu...
04/25/2000
6052891Device for making an electrical power cable
An electrical power cable includes plastic-insulated conductors and a single wire, which is enveloped by a lengthwise incoming insulating tape and is twisted together with the conductors, all of which are surrounded by a common sheath. The conductors and ...
04/25/2000
6018940Device for producing cable stranding
A device for producing cable stranding from stranding elements (1) with changing direction of lay between stranding pulley (3) driven with alternating direction of rotation and stationary inlet pulley (5) on the wire inlet side with holes (8) to hold indi...
02/01/2000
6000209Method and apparatus for manufacturing SZ-slot type optical fiber cable
Torsional fixation portions holding an SZ slotted body having spiral grooves turning over alternately in the surface of its column body are provided to prevent the SZ slotted body from being distorted, and between the torsional fixation portions, a groove...
12/14/1999
5904037Fiber optic cable reversal point marking process and a marking device for use therewith
A manufacturing process (10) for producing a product (50,50') comprises a product making section (20) and an operation section (60). Product making section (20) is operative to produce, for example, a complete but unmarked cable product (50). Operation se...
05/18/1999
5901544Method and apparatus for producing randomly variegated multiple strand twisted yarn and yarn and fabric made by said method
A method and apparatus for producing randomly variegated multiple strand wrapped yarn in twisting together two or more yarns at a plurality of yarn twisting stations. At each station a pneumatic twisting head is disposed in which randomly turbulent air cu...
05/11/1999
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