Warp Patents (Class 66/192)
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Patent number: 6823700Abstract: A pile yarn processed warp knit fabric comprises a unified wrap knit fabric including a group of wales grouped in a predetermined number, in which weft yarns are inlaid in grouped wales in a wale direction to form a loop turning around the connecting portions between wales in an alternative arrangement with some weft yarns being superposed upon each another, and pile yarns are inserted in grouped wales to intersect the connecting points between the wales in a staggered form; a plurality of wale oriented cutting portions, in which a single weft yarn connects opposite grouped wales in neighboring unified warp knit fabrics to each another widthwise in a staggered form; and course oriented cutting portions, in which single weft yarn and single pile yarn extended from the unified warp knit fabric are inserted in wales adjacent the unified warp knit fabrics in a staggered form.Type: GrantFiled: August 19, 2003Date of Patent: November 30, 2004Assignees: New Clean Co., Ltd.Inventor: Kang Moon Yi
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Patent number: 6745599Abstract: A knitted fabric for use as a shade net, comprises a single series of 400 Denier monofilament threads M of high density polyethylene (HDPE) which are formed into pillar stitches, a second series of HDPE 350 Denier monotapes which are knitted in a zig-zag fashion to form a Sammt stitch, and a third series of HDPE 350 Denier monotapes which are added as a filler. The fabric is knitted on a warp knitting machine wherein the gaps between the latch needles are ⅛ of an inch. The monofilament threads extend in a warp direction and the second series of monotapes extend in a weft direction. The monotapes of the second series traverse four needle gaps, whereas the monotapes of the third series traverse two adjacent needles in a weft direction.Type: GrantFiled: July 31, 2003Date of Patent: June 8, 2004Assignee: Alnet (Proprietary) LimitedInventor: Shamiel Bailey
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Patent number: 6711919Abstract: A method for producing multiaxial warp knit fabrics with extended threads in longitudinal, transverse and diagonal directions as a result of direct insertion of the diagonal threads as weft sections onto backs of rising needles of needle bars. The method includes simultaneously inserting at least two diagonal thread systems contrarily as part wefts for each needle bar on a right/right warp knitting machine.Type: GrantFiled: December 11, 2001Date of Patent: March 30, 2004Assignee: Textilma AGInventors: Rolf Arnold, Evelin Hufnagl, Jens Stopp, Franco Puffi, Patrizio Sfregola
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Patent number: 6559077Abstract: A mesh structure is formed from a set of a warp strands and a set of intersecting weft strands. The warp strands are formed of a knitted synthetic material which shrinks when exposed to heat, and the weft strands pass through the weave of the warp strands at the nodes where the strands intersect. Heat is applied to the mesh structure to shrink the weave of the warp strands tightly around the weft strands at the nodes, thereby co-joining the weft and warp strands to form a high-strength mesh.Type: GrantFiled: July 21, 1999Date of Patent: May 6, 2003Assignee: Polytech Netting, L.P.Inventor: Donal Moore
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Publication number: 20030061839Abstract: A warp knitted fabric (1) including an open framework (2) of longitudinally and transversely extending knitted threads (3,4,5). The longitudinally extending threads (3) are spaced apart a predetermined distance (D). A plurality of material strips (9) laid in the open framework (2) along the spaces (8) between the longitudinally extending threads (3). The material strips (9) each have a width (W) which is greater than the predetermined distance (D) between adjacent longitudinally extending threads (3) so as to extend fully between the adjacent threads (3) and maintain that full extension upon lateral stretch of the fabric (1).Type: ApplicationFiled: October 3, 2002Publication date: April 3, 2003Inventor: David William Kost
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Patent number: 6521554Abstract: A wear resistant stitchbonded fabric is provided. The stitchbonded fabric includes a first yarn loosely stitchbonded into the substrate so as to substantially cover one side of the substrate. The fabric further includes a second yarn that is tightly stitchbonded into the substrate. In one embodiment, the nonwoven substrate can further contain binder fibers which are fused to adjacent fibers. Through this configuration, a fabric is produced having a tapestry-like look. The fabric can be used in many diverse applications, such as being used as an upholstery fabric.Type: GrantFiled: February 22, 2000Date of Patent: February 18, 2003Assignee: Tietex International, Ltd.Inventor: Martin Wildeman
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Patent number: 6516637Abstract: A warp knit elastic band that includes at least one and preferably two filler yarns knitted into the band on an outside surface thereof adjacent either the back weft yarn or the front weft yarn to provide a softer feel and a thicker construction. A method for manufacturing the elastic band is also disclosed in which at least one and preferably two filler yarns are laid into the band adjacent either the back weft yarn or the front weft yarn on a side thereof opposite the elastomer threads. An apparatus for manufacturing an elastic band is also disclosed in which four and preferably five weft insertion bars are used in the following sequence to form a warp knitted elastic band: a first weft yarn bar, an elastomer thread bar, a second weft yarn bar, a first filler yarn bar and a second filler yarn bar.Type: GrantFiled: November 13, 2001Date of Patent: February 11, 2003Assignee: Elastic Corporation of America, Inc.Inventors: J. Von Fancher, Ronny Pate, Ken Durn
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Patent number: 6446471Abstract: The invention is directed to run-free, wholly elastic fabrics. The knitted fabrics of the invention are produced on a warp knitting machine comprising knitting elements including a needle bar and at least two guide bars for stitching in varying proximity to the needle bar. The guide bars are threaded with an elastic yarn. The elastic yarn is knitted together by moving the knitting elements to produce a series of stitches forming the knitted fabric. Advantageously, the method of the invention makes it possible to produce wholly elastic fabrics with high run-resistant properties without knitting the elastic yarn with natural or other synthetic fibers. The invention also relates to wholly elastic warp knitted fabrics comprising an inlaid yarn. The inlay may be an elastomeric or non-elastomeric warp yarn, weft insertion yarn or combination thereof.Type: GrantFiled: October 17, 2000Date of Patent: September 10, 2002Inventor: Mehmet Selcuk Kaplancali
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Patent number: 6389851Abstract: A cloth fabric of the knitted cloth type has on one of its sides reinforcing and/or stabilizing threads in the weft direction held in place on the knitted fabric by the casts of the knitted yarns, without participating in the formation of the stitch.Type: GrantFiled: February 9, 1999Date of Patent: May 21, 2002Assignee: Lainiere de PicardieInventor: Pierrot Groshens
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Patent number: 6374643Abstract: A thread and a fabric are provided which are capable of being dyed to have a desired color and are formed of a metal-plated yarn excellent in antibacterial and electro-magnetic shielding properties. The thread for achieving this object is a composite thread (1) consisting of a chain stitch yarn (3) formed of a dyeable yarn and a metal-plated yarn (2) inserted as a core yarn into the chain stitch yarn (3). A fabric or a weft-knit product formed of the composite yarn (1) is excellent in antibacterial and electro-magnetic shielding properties and capable of having a favorable appearance of desired color. If the metal-plated yarn is directly arranged in the warp-knit fabric, the metal-plated yarn (51, 52, 53, 54) is preferably inserted to be invisible to a human eye from the surface of the warp-knit fabric.Type: GrantFiled: December 21, 1999Date of Patent: April 23, 2002Assignee: Firster Co., Ltd.Inventor: Hajime Orima
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Patent number: 6332341Abstract: The invention intends to provide a slide fastener tape capable of securing flexibility and attaching strength without losing proper flexibility of knitted fabric and having a warp knitting structure allowing an element to be attached uniformly. In this slide fastener tape, its element attaching portion is knitted with warp yarn integrally with a tape main body along a side edge thereof formed by warp knitting structure of one needle row of double row needles. The slide fastener tape is composed of plural groups of double tricot knitting structures lapped alternately between double row needles so as to surround a peripheral face of a core material and a knitting structure which is part of the tape main body. Needle loops of the knitting structure, which is part of the tape main body, are overlapped with needle loops, which are part of the double tricot knitting structure.Type: GrantFiled: February 26, 2001Date of Patent: December 25, 2001Assignee: YKK CorporationInventor: Yoshio Matsuda
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Publication number: 20010029757Abstract: A female member of a hook and loop attachment structure enables a one to one correspondence between loops and stitches in the knitted structure. The female member comprises individual wales of chain stitches with loops, wherein the wales of chain stitches are knitted on a supporting background, such that there is a corresponding number of loops to stitches. Each stitch may be associated with a respective loop or each loop may be attached to two respective stitches. The loops may be formed using a single guide bar, and the wales of chain stitches with loops may be made either with a single yarn or with two yarns.Type: ApplicationFiled: April 16, 1999Publication date: October 18, 2001Inventor: GERARD LUCIEN ROGER TERNON
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Patent number: 6282926Abstract: A tape of the fastening device made of synthetic resin is composed of an attachment area formed of one or more wales disposed at right and left edge portions of the tape in the width direction thereof and a fastener-molding area formed of plural wales in a center portion in the width direction. The warp knitted tape is entirely composed of a knitting structure formed by tangling of tricot stitch yarns and single cord stitch yarns, and chain stitch yarns are further knitted in the fastener-molding area so as to suppress stretching property in a warp direction of the area to a maximum extent and ensure a dimensional stability. The attachment area is composed of a knitting structure having required stretching property in its warp direction and some extent of stability in the dimensional form. Therefore, the fastening device with tape can be sewed to and along a curved line easily and can be adapted to an attachment object having stretching property well.Type: GrantFiled: January 18, 2000Date of Patent: September 4, 2001Assignee: YKK CorporationInventors: Yoshio Matsuda, Shunji Akashi, Kiyomasa Segawa
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Patent number: 6281150Abstract: The invention relates to a textile support (1) for reinforcing clothing or pieces of clothing, in the form of a layer of nonwoven textile (2) reinforced by at least one warp knit fabric (3) having floats between the columns (5) of stitches.Type: GrantFiled: February 17, 1999Date of Patent: August 28, 2001Assignee: Lainiere de PicardieInventor: Pierrot Groshens
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Patent number: 6276177Abstract: A knitted elastomeric fabric according to the present invention includes a ground yarn, a laterally laid in yarn laid into the ground yarn and at least two elastomeric yarns laid into the ground yarn. One of the elastomeric yarns is laid into the ground yarn to form, along with the laterally laid in yarn, a base elastomeric fabric. The second elastomeric yarn is laid into the ground yarn so that at least the ground yarn, the laterally laid in yarn, and the pattern elastomeric yarn form a pattern elastomeric zone, wherein the pattern elastomeric zone and base elastomeric fabric have differing elastomeric properties. A knitted elastomeric fabric according to the present invention may also include additional yarns. For example, the fabric may include an inlaid Jacquard or lace yarn creating a lace pattern.Type: GrantFiled: September 3, 1999Date of Patent: August 21, 2001Assignee: Liberty FabricsInventor: Roger Donald West
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Publication number: 20010005994Abstract: A warp knit includes a plurality of warp yarns chain-stitched to form a plurality of wales for forming a ground weave and at least one pattern-forming yarn knitted into the ground weave, with the pattern-forming yarn having a course-wise knitted portion extending between the wales. In this warp knit, a thickness-increasing overlay yarn is knitted to be laid over the back side of the pattern-forming yarn at least over a portion of the course-wise knitted portion thereof. The thickness-increasing overlay yam has a greater elasticity than the pattern-forming yarn.Type: ApplicationFiled: December 21, 2000Publication date: July 5, 2001Applicant: SAKAE LACE CO., LTD.Inventor: Yasuhiko Motoya
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Patent number: 6250116Abstract: The invention relates to a textile support (1) for reinforcing a shirt collar or a similar piece of clothing, in the form of a nonwoven textile lap (2) reinforced by a knitted fabric (3) and comprising capstan yarns (4, 5), extending along the warp, between the stitch wales The invention also relates to a shirt collar or similar piece of clothing comprising such a textile support, as well as a process for obtaining such a collar.Type: GrantFiled: January 26, 1999Date of Patent: June 26, 2001Assignee: Laniere de PicardieInventor: Pierrot Groshens
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Patent number: 6216496Abstract: A warp knit fabric for use as a loop member in a hook and loop closure system is provided. The wrap knit fabric comprises a base yarn and a pile yarn, the pile yarn being a high tenacity monofilament yarn with a denier of between about 50 and 200. The pile yarn defines loop that are generated during knitting and these loops are oriented at varying random angles to one another.Type: GrantFiled: September 4, 1998Date of Patent: April 17, 2001Assignee: Gehring Textiles, Inc.Inventor: Gregory Gehring
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Patent number: 6196031Abstract: A knitted loop fabric comprising: a ground of warp yarns or wales (8,11) of stitches forming a network of wales parallel to one another and of weft connecting yarns or weft yarns (6), the latter being connected to the warp yarns to form the ground, and loops (14) knitted into the ground and each consisting of two legs (12, 13)) knitted into the ground and of two strands starting from the legs and of an apex connecting the two strands, the connection between the weft yarns (6) and the wales (8, 11) being such that each weft yarn (6) is first knitted into a first stitch of a first wale (11) in a weft connection, then into a second stitch (7) of a second wale (8) in a stitch connection, then into a third stitch (15) of a third wale in a second weft connection, then into a fourth stitch (9) of a fourth wale (8) in a stitch connection and then into a fifth stitch (10), which corresponds to the first stitch of a subsequent cycle, in a further weft connection, the second wale and fourth wale being disposed in the waType: GrantFiled: March 22, 2000Date of Patent: March 6, 2001Assignee: AplixInventor: Jean-Pierre Ducauchuis
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Patent number: 6180545Abstract: A reflecting warp-knit slide fastener tape is knitted with several kinds of knitting patterns. A marginal portion onto which fastener elements are attached extends along one longitudinal edge of the tape. The marginal portion is formed by tricot-stitch yarns, weft-inlaid yarns, and chain-stitch yarns which prevent the marginal portion from stretching. In the web portion, in addition to the tricot-stitch yarns and the weft-inlaid yarns one or more reflective members, which is in the form of a strip of retroreflective or light-reserve reflective film, are knitted in between wales contiguous to the marginal portion. The reflective members are sandwiched between the weft-inlaid and tricot-stitch yarns. The tricot-stitch yarns are transparent synthetic fiber yarns in order not to obstruct the reflecting feature of the reflective members.Type: GrantFiled: May 1, 1998Date of Patent: January 30, 2001Assignee: YKK CorporationInventors: Sadaji Okeya, Hideyuki Matsushima, Yoshio Matsuda
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Patent number: 6161399Abstract: A stent is made of a fabric interlaced in a knitting machine. The knitting machine receives a plurality of fabric strands and at least one wire strand from spools and knits them into a tubular fabric stent having at least one reinforcing wire interwoven in the fabric. If desired, the spool carrying the wire may rotate more slowly than the yarn spools so that the wire is braided about the yarn locking the yarn together. The wire may be made of materials such as Stainless Steel, Tungsten, Titanium, NITINOL a nickel-titanium alloy, Gold or Silver.Type: GrantFiled: July 2, 1998Date of Patent: December 19, 2000Assignee: Iowa-India Investments Company LimitedInventor: Swaminathan Jayaraman
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Patent number: 6155085Abstract: There is provided a narrow tape used as a component for adjusting the size of the waste of slacks, a skirt and the like. The tape has a ground fabric in a tape shape knitted or woven and inlay yarn integrally held by threads composing the ground fabric. The inlay yarn is thicker than the threads composing the ground fabric. A part of the inlay yarn projects from one surface of the ground fabric to form a projection. The projection includes a plurality of parts extending along the width of the ground fabric, and the parts are arranged with predetermined spacing along the length of the ground fabric to define recesses thereamong.Type: GrantFiled: September 16, 1998Date of Patent: December 5, 2000Assignees: Shindo Seni Kogyo Co., Ltd., Morito Co., Ltd.Inventor: Tadashi Shindo
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Patent number: 6145348Abstract: A composite structure manufactured on a knit stitch machine and including a pair of preformed substrates joined together by a knitted yarn system while being separated by portions of the yarn system. Preferably the yarn is bulked after knitting and defines a plurality of supports between the substrates. The composite is produced by feeding the substrates through a knit stitch machine, on opposite sides of a spacer bar and developing the knit stitches of the yarn system through and about the substrates while located on opposite sides of the spacer bar. After the composite is produced it preferably is subjected to heat to cause yarn of the yarn system to bulk and form supports between the substrates. The composites may be enclosed in sealed polymeric envelopes to form a cushioning pad, or may be used for filtration, insulation or other uses. The process of producing the composite and the spacer bar are also disclosed and claimed.Type: GrantFiled: August 19, 1998Date of Patent: November 14, 2000Assignee: Tietex International, Inc.Inventors: Mike Hardegree, Martin Wildeman, Brian Callaway, John Broughton
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Patent number: 6141993Abstract: A net for lawngrass transplantation that maintains its strength while minimizing the amount of material required for its manufacture. The net is a four bar fabric having bar movements of (1) 0-8, 8-0, etc.; (2) 0-0, 24-24, etc.; (3) 32-32, 24-24, 32-32, 24-24, 32-32, 24-24, 32-32, 0-0, 8-8, 0-0, 8-8, 0-0, 8-8, 0-0; and (4) 0-0-0, 8-8, 0-0, 8-8, 0-0, 8-8, 0-0, 32-32, 24-24, 32-32, 24-24, 32-32, 24-24, 32-32, 24-24 and 32-32.Type: GrantFiled: August 14, 1998Date of Patent: November 7, 2000Assignees: Winrock Grass Farm, Inc., Zoysian Japan Co., Ltd.Inventor: Frank B. Whitbeck
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Patent number: 6119490Abstract: The invention relates to a moulded part which can be used as a sound absorbent and heat insulating lining for an automotive engine compartment. Said moulded article consists of a carbon-fiber heat insulating layer (1) facing the engine compartment, a rear thermoplastic-fiber supporting layer (2) and a sound absorbent insert (3). Heat insulating layer (1) and supporting layer (2) are designed as a non-woven knitted fabric comprising a stitched layer which binds all fibers and is made of flatly disposed stitches, and a looped protruding pile layer. Stitched layers (4,4') of heat insulating layer (1) facing engine compartment, and rear supporting layer (2) define the outer surface of the material. Supporting layer (2) is moulded by hot pressing to form a dimensionally stable moulded part.Type: GrantFiled: June 17, 1999Date of Patent: September 19, 2000Assignee: Asglawo GmbH - Stoffe Zum Dammen und VerstarkenInventors: Claus Schierz, Jochen Schreiber, Walter Kittelmann
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Patent number: 6096667Abstract: A warp knit, weft inserted lap side loop pile fabric for use as a female connector in a hook and loop fastener in which adjacent loops in each wale alternate from one direction to the other. If desired the back of the fabric can be coated to provide strength and rigidity to the fabric.Type: GrantFiled: July 25, 1994Date of Patent: August 1, 2000Assignee: Milliken & CompanyInventor: Werner Rhode
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Patent number: 6082144Abstract: A packing material is constructed with an inner core and an outer circular sheath having compressible and extendible filler yarns which help reduce keystoning of the packing material when bent around corners or curved surfaces. More specifically, the sheath is formed from a plurality of base yarns and a plurality of filler yarns, wherein the yarns are either knit by a circular warp-knitting method or braided. The filler yarns are positioned at predetermined locations within the sheath structure and configured in their construction so as to give the sheath a predetermined geometric configuration when knitted. In the preferred construction, four filler yarns are arranged in a square configuration to give the packing material a generally square configuration. The key feature of the present invention is that the filler yarns comprise yarns which are extendible and compressible in a longitudinal direction.Type: GrantFiled: January 2, 1998Date of Patent: July 4, 2000Assignee: New England Overseas CorporationInventors: Andrew D. Jencks, Vladimir Akopian
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Patent number: 6082147Abstract: A raised surface fabric knit on a conventional terry knitting machine is provided. The process utilizes yarns of different color or dyeability in alternating courses; by way of example, yarn A (undyed) is used for course 1, yarn B (dyed) is used for course 2, yarn A is used for course 3, yarn B for course 4, etc. Yarn A has a low shrinkability, while yarn B has a high shrinkability.Type: GrantFiled: November 17, 1998Date of Patent: July 4, 2000Assignee: Malden Mills Industries, Inc.Inventors: Moshe Rock, William K. Lie, Edward P. Dionne
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Patent number: 6082148Abstract: The present invention provides a warp-knit tape for a slide fastener which can well follow stretch and contraction of highly elastic cloth and is suitable for use in a state where the tape is sewn onto the highly elastic cloth, as a chain split and a puckering phenomenon are not generated. The warp-knit tape includes a coupling element mounting portion which is inelastic in a warp direction and a tape main body portion which is highly elastic in the warp direction. A buffer area including only weft in-laid yarns, for example, for intercepting influence of acts of the coupling element mounting portion and the main body portion on each other is defined between the mounting portion and the main body portion.Type: GrantFiled: March 10, 1999Date of Patent: July 4, 2000Assignee: YKK CorporationInventors: Tatsumi Wakai, Sadaji Okeya
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Patent number: 6079236Abstract: An elastic knitted band having stretch woven appearance and feel including filling yarn laid in between the warp yarn needles. The filling yarns are secured to the elastic band by the conventional warp yarn chain stitches so as to become an integral component of the elastic knit band without creating warp or filling ridges. The filling yarns can be positioned: (1) in front of the back weft yarns; (2) behind the front weft yarns; or (3) in between front and back elastomer bars separating the elastomer threads. The filling yarn preferably is textured yarn.Type: GrantFiled: March 29, 1999Date of Patent: June 27, 2000Assignee: Beech Island Knitting Company, Inc.Inventors: Robert K. Ives, Vincent K. Snow
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Patent number: 6035668Abstract: A shaped (multi-sided), circular warp-knit cord construction is provided with localized distributions of yarns on selected sides of the cord by selectively positioning and rotating yarns on a yarn guide. The yarns are positioned and rotated in such a manner that yarns of the same type of material are repeatedly located in the same knitting position or a closely spaced or adjacent position for each knitted course. Shaping of the cord is provided by selectively locating interlace yarns around the circumference of the cord construction. For example, four equally circumferentially spaced interlace yarns will form a square knit configuration having four distinct sides when viewed in cross-section. By selectively grouping and rotating yarns of the same type of material, yarns can be localized on a selected side or side of the cord construction.Type: GrantFiled: October 28, 1998Date of Patent: March 14, 2000Assignee: New England Overseas CorporationInventor: Vladimir Akopian
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Patent number: 6006552Abstract: The present invention provides a warp-knit slide fastener in which a fastener element row can be easily knitted into and attached stably and firmly on a fastener tape, and fastener elements of the fastener element row are not separated from each other due to pushing up of a fastener face.The successive fastener element row is knitted, simultaneously with knitting of the fastener tape, into a fastener element attaching portion at longitudinally side edge portion of the fastener tape, and is fixed by two wales or more of fixing chain stitch yarns. Respective needle loops of the respective fixing chain stitch yarns push respective element leg portions of the successive fastener element row from above toward a foundation structure. Respective sinker loop groups form a part of the foundation structure on which the successive fastener element line is disposed. Warp in-laid yarns are warp inserted through at least a part of sinker loops of the sinker loop groups while being intermingled.Type: GrantFiled: December 18, 1998Date of Patent: December 28, 1999Assignee: YKK CorporationInventors: Yoshio Matsuda, Hidenobu Kato, Yoshito Ikeguchi
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Patent number: 5996378Abstract: A knitted textile fabric containing integrated fluid-carrying tubes is fabricated of yarn formed into interlooped stitches arranged in longitudinal wales and transverse courses throughout the fabric structure, with plural elongate hollow tubular segments integrated with the yarn into the fabric structure and spaced essentially in parallel relation to one another. The fabric structure is preferably warp knitted, one embodiment of which has the tubular segments extending longitudinally in selected spaced wales and another embodiment of which has the tubular segments extending coursewise in selected spaced courses.Type: GrantFiled: May 20, 1998Date of Patent: December 7, 1999Assignee: Guilford Mills, Inc.Inventor: Phillip D. McCartney
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Patent number: 5950457Abstract: A warp knit, weft inserted fabric substrate for use as a strength component in vinyl coated and laminated backlit signs, awnings and in other applications where stability and uniform geometry is desired. The stable knit construction of the fabric is achieved by doubling the number of stitches or courses per inch of fabric. To avoid changing the industry-wide standard fabric construction of 18x12 with the stitch doubling, weft yarns are inserted every other stitch. In a fabric having an 18 x 12 construction, the number of stitches doubles from 12 to 24. The final fabric construction is 18 warp ends per inch, 12 weft ends per inch, and 24 courses per inch. Although the course count increases from 12 to 24 stitches per inch, only one weft yarn is inserted for every two stitches rather than every stitch as currently done in the prior art. By doubling the number of stitches through shortening the stitch length, the weft or filling yarns area forced to remain in a restricted are of the fabric.Type: GrantFiled: May 28, 1997Date of Patent: September 14, 1999Assignee: Highland Industries, Inc.Inventors: Carl P. Wagner, Jr., Jack S. Rogers
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Patent number: 5890380Abstract: An elastic knitted band having stretch woven appearance and feel including filling yarn laid in between the warp yarn needles. The filling yarns are secured to the elastic band by the conventional warp yarn chain stitches so as to become an integral component of the elastic knit band without creating warp or filling ridges. The filling yarns can be positioned: (1) in front of the back weft yarns; (2) behind the front weft yarns; or (3) in between front and back elastomer bars separating the elastomer threads. The filling yarn preferably is textured yarn.Type: GrantFiled: July 18, 1997Date of Patent: April 6, 1999Assignee: Beech Island Knitting Company, Inc.Inventors: Robert K. Ives, Vincent K. Snow
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Patent number: 5879779Abstract: An improved stitchbonded nonwoven fabric having repeating patterns of stitches in a fibrous layer is prepared with a stitching thread that consists essentially of fiber of partially molecularly oriented synthetic organic polymer. The fabric can be stretched, shrunken, and/or heat set and is particularly suited for thermoforming operations.Type: GrantFiled: September 15, 1997Date of Patent: March 9, 1999Assignee: E. I. du Pont de Nemours & Co.Inventor: Dimitri Peter Zafiroglu
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Patent number: 5866229Abstract: A textile composite material is used as tuft backing for tufted carpets, the composite material having at least one nonwoven fabric on which exclusively parallel-running, straight, load-absorbing, plastic, continuous filaments are rascheled, and a thin binding yarn serving as a knitting chain fixing the continuous filaments in position.Type: GrantFiled: March 12, 1997Date of Patent: February 2, 1999Assignee: Firma Carl FreudenburgInventors: Rudolf Gartner, Bernhard Klein, Ararad Emirze, Christoph Josefiak
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Patent number: 5857359Abstract: In a knit slide fastener in which a continuous fastener element row is knitted in a fastener element attaching marginal portion of each of fastener tapes simultaneously with the knitting of the fastener tape, the fastener element attaching marginal portion includes a plurality of parallel binding chain stitch yarns extending longitudinally of the marginal portion for holding the fastener element row to the marginal portion. One of the binding chain stitch yarns, which is adjacent to coupling heads of fastener elements, is larger in size than the remaining binding stitch yarns.Type: GrantFiled: May 8, 1996Date of Patent: January 12, 1999Assignee: YKK CorporationInventors: Yoshio Matsuda, Hidenobu Kato, Yoshito Ikeguchi
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Patent number: 5809805Abstract: An improved warp/knit stitch reinforced multi-axial non-crimp layered fabric sheet used in structural applications, as for example, in aircraft and water applications, e.g. the skin of an airplane wing or fuselage structure, in water applications, e.g. skins of surfboards and boats, and in other areas where high strength and relatively light weight is required. The fabric is comprised of a plurality of plies facewise disposed upon one another and knitted or stitched to form a structural sheet. Each fabric ply is made of strands of aligned structural fibers which can be later impregnated and even pre-impregnated with a resin curable matrix. The improved sheet is formed by applying unidirectional non-crimp and non-woven plies of different angular relationship to one another, e.g. a +45.degree., a 90.degree. and a -45.degree. ply and locating 0.degree. plies in essentially any position in the ply arrangement such that the 0.degree.Type: GrantFiled: September 3, 1996Date of Patent: September 22, 1998Assignee: McDonnell Douglas CorporationInventors: Raymond J. Palmer, Gert Wagener
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Patent number: 5807794Abstract: A reinforced knitted fabric structure useful as a support member in a seating structure is provided. The reinforced knitted fabric structure has a base matrix of warp knitted yarns with elastomeric yarns running at least in the direction of the warp knitted yarns. Weft insertion yarns run through the base matrix in a direction transverse to the warp knitted yarns. The elastomeric yarns have an elongation at break of not less than about 70 percent.Type: GrantFiled: May 27, 1997Date of Patent: September 15, 1998Assignee: Milliken Research CorporationInventors: Gettys Knox, Anthony R. Waldrop, Steven W. Josey, George C. McLarty, III
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Patent number: 5802883Abstract: A knit slide fastener stringer including a fastener tape knitted in a warp-knit ground structure and having along one longitudinal edge an element-attaching portion, and a continuous fastener element row knitted in and along the element-attaching portion of the fastener tape and secured by two or more wales of anchoring chain stitch yarns simultaneously with the knitting of the fastener tape. In this knit slide fastener stringer, successive needle loops of each of the two or more wales formed of the anchoring chain stitch yarns press the continuous fastener element row toward the warp-knit structure of said fastener tape from the upper side, and successive sinker loops constitute part of the ground structure. And a number of warp-inlaid yarns are each laid in and interlaced with at least part of the successive sinker loops. The result is that the ground structure of the element-attaching marginal portion is kept in accurate size to prevent the coupled fastener element rows from locally splitting.Type: GrantFiled: June 20, 1997Date of Patent: September 8, 1998Assignee: YKK CorporationInventors: Yoshio Matsuda, Hidenobu Kato, Yoshito Ikeguchi
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Patent number: 5794460Abstract: A knit slide fastener stringer comprising: a fastener tape knit in a warp-knit ground structure and having along one longitudinal edge an element-attaching marginal portion, and a continuous fastener element row knitted in and along the element-attaching marginal portion of the fastener tape and secured by anchoring chain stitch yarns of at least two wales simultaneously with the knitting of the fastener tape. In the slide fastener stringer, an additional anchoring chain stitch yarn independent from the anchoring chain stitch yarns is disposed between the anchoring chain stitch yarns near the coupling head portions and successive coupling head portions, extending warpwise over the fastener element row. And a connecting yarn extending weftwise substantially diagonally in gaps between adjacent fastener elements from the upper side to the lower side connects the additional anchoring chain stitch yarn with the ground structure of the fastener tape.Type: GrantFiled: June 20, 1997Date of Patent: August 18, 1998Assignee: YKK CorporationInventors: Yoshio Matsuda, Hidenobu Kato, Yoshito Ikeguchi
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Patent number: 5758519Abstract: A knitting machine and method for forming a composite band including an elongate knitted band and a drawcord secured to a front face of the knitted band by a covering yarn overlying the drawcord and stitched to the elongate band. The knitting machine includes a frame. A first knitting station is provided supported by the frame for forming the elongate knitted band. A second knitting station is provided supported by the frame and downstream of the first knitting station for receiving the knitted band after it exits the first knitting station. The second knitting station is operative to stitch the covering yarn to the knitted band from opposite sides of and across the drawcord to form a channel area defined between the covering yarn and the front face of the knitted band, the drawcord disposed in the channel area.Type: GrantFiled: July 21, 1997Date of Patent: June 2, 1998Assignee: Asheboro Elastics Corp.Inventors: Christopher W. Joyce, Richard T. Grier, Dan W. Tanner, Danny Corum
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Patent number: 5749843Abstract: An elastic bandage comprises a knitted or woven fabric containing both inelastic and elastic yarns in which the ratio of inelastic yarns to elastic yarns is from 1:1 to 12:1 and in which the bandage achieves an effective compressive force at an extension of between 20 to 60% after which any further extension of the bandage is accompanied by only a small increase in compressive force. Suitable polymers for the elastic yarns include block copolymers such as styrene-butylene-ethylene-styrene block copolymers. Woven or knitted elastic bandages made of such yarns exhibit good stress retention properties.Type: GrantFiled: June 7, 1995Date of Patent: May 12, 1998Assignee: Smith & Nephew Group Research CentreInventor: Nigel David Miller
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Patent number: 5736214Abstract: A laminated assembly forming the female, loop portion of a self-gripping hook-and-loop fastener. The assembly includes a light-weight, open, mechanically fragile and dimensionally unstable knitted fabric adhered in a flat condition onto a support member, the knitted fabric including interknitted warp and weft yarns, and a multitude of loops having feet cooperating with the warp and weft yarns and a pair of elongate legs extending from the feet and forming a free loop top remote from the feet. The loops are sized in relation to the spacing of the warp and weft yarns of the fabric so that at least one of the two legs of the loop intersects at least one of the warp or weft yarns in spaced-apart relation from the foot of the at least one leg so that each of the loops bears on at least one warp or weft yarn to form an overlapping zone where the loop does not adhere to the support member, thus maintaining the self-gripping ability of the loops.Type: GrantFiled: November 27, 1996Date of Patent: April 7, 1998Assignee: AplixInventor: Jean-Philippe Billarant
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Patent number: 5728448Abstract: In a reflective warp-knit tape, a narrow-width warp-knit tape is knitted of chain-stitch yarns, which form loops along longitudinal wales of the warp-knit tape, and weft inlaid yarns. And a reflective film is knitted in the warp-knit tape at a selected interwale space by the weft inlaid yarns and additional weft inlaid yarns. A heat-melting film also is knitted in the warp-knit tape at another selected interwale space by the weft inlaid yarns. Alternatively, the heat-melting film may be substituted by heat-melting yarns inlaid in the wales. In another alternative form, all the knitting yarns of the warp-knit tape may be thermoplastic resin monofilament yarns so that the light-reflecting function of the tape can be improved.Type: GrantFiled: February 27, 1997Date of Patent: March 17, 1998Assignee: YKK CorporationInventors: Sadaji Okeya, Syuji Wakata
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Patent number: 5706677Abstract: A warp-knit tape has through its entire width tricot-stitch yarns formed of multifilament yarns and single-cord-stitch knitting yarns formed of textured yarns. A fastener-element-attaching portion of the warp-knit tape includes chain-stitch knitting yarns formed of multifilament yarns and warp in-laid yarns formed of multifilament yarns, with an outer one of the chain-stitch knitting yarns being thick. An outer one of the tricot-stitch knitting yarns and an outer one of the single-cord-stitch yarns in the web portion are thick to reinforce the edge. Thus, the resulting fastener-element-attaching portion is non-stretchable, while the resulting web portion is stretchable.Type: GrantFiled: June 19, 1996Date of Patent: January 13, 1998Assignee: YKK CorporationInventor: Yoshio Matsuda
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Patent number: 5632526Abstract: A seating structure including fabric support webs is provided. The seating structure includes a webbed support surface formed from a warp knit fabric with weft insertion of an elastomeric yarn. The stretch in the warp is substantially linear over a full range of applied stress from zero pounds to failure. The stretch in the weft has two substantially linear components wherein the first linear component operates over the range of zero to about 10 pounds applied force and the second linear component operates over the range of 10 pounds applied force to failure.Type: GrantFiled: April 10, 1996Date of Patent: May 27, 1997Assignee: Milliken Research CorporationInventors: George C. McLarty, III, Anthony R. Waldrop, Kathryn T. Anderson
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Patent number: 5615563Abstract: A knit slide fastener comprises: a warp-knit fastener tape having along one longitudinal edge a fastener-element-mounting marginal portion; and a row of continuous fastener elements knitted in the fastener-element-mounting marginal portion simultaneously with the knitting of the warp-knit fastener tape; the fastener-element-mounting marginal portion including anchoring chain stitches knitted of a plurality of parallel knitting yarns for pressing down successive legs of the continuous fastener elements, and a plurality of anchoring weft inlaid yarns laid in weftwise in a zigzag pattern and between the parallel knitting yarns of the anchoring chain stitches, the anchoring weft inlaid yarns being interlaced with the chain stitches.Type: GrantFiled: February 15, 1996Date of Patent: April 1, 1997Assignee: YKK CorporationInventors: Yoshio Matsuda, Hidenobu Kato, Yoshito Ikeguchi
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Patent number: 5603132Abstract: A fitted mattress cover has a two-bar stitchbonded skirt that is stretchable by at least 50% and by at least 100% respectively in the longitudinal and transverse directions of the skirt, with at least 80% of the longitudinal stretch and at least 30% of the transverse stretch being elastically recoverable. The skirt is made with one bar forming tricot stitches with inelastic yarn and with the second bar forming a repeating pattern of 1-0, 0-1, 1-2, 2-1 stitches with elastic combination yarn.Type: GrantFiled: February 22, 1996Date of Patent: February 18, 1997Assignee: E.I. du Pont de Nemours and CompanyInventor: Dimitri P. Zafiroglu