Fabrics Wooven Of Artificial Non-cellulosic Yarns Patents (Class 139/420A)
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Patent number: 6161596Abstract: A decorative outdoor fabric including a woven structure formed of acrylic warp yarns and at least some of the fill yarns comprising self-coating yarns formed of high melt and low melt yarn constituents. When the fabric is tentered, the low melt constituents melt and cross-flow to the other fibers in the fill and warp yarns. The warp yarns have deniers of at least 150 d and the fill yarns have deniers of at least 400 d resulting fabric achieves acceptable abrasion resistance, stability, and load recovery and hand without the need for a latex backing.Type: GrantFiled: March 15, 2000Date of Patent: December 19, 2000Inventors: David N. Swers, Johnny E. Parrish
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Patent number: 6148871Abstract: A textile fabric comprises a plurality of weft yarns extending generally in a weft direction and a plurality of flat film warp yarns extending generally in a warp direction. The warp yarns are interwoven with the weft yarns in a series of identical repeating units of a predetermined weave pattern. The flat film warp yarns, which are preferably between about 10 and 40 .mu.m in thickness and 0.010 and 0.025 inches in width, are preferably interwoven with the weft yarns such that, in each of the identical repeating units, the weft yarns are interwoven as coupled pairs, such that a first yarn of each of the coupled pairs follows the same interweaving pattern relative to each of the flat film warp yarns as a second yarn of that pair. This configuration, known as a "double-pick" configuration, can produce a fabric that has acceptable appearance and feel, but at a considerably lower cost than typical textile fabrics of comparable weight because of the presence of the flat film warp yarns.Type: GrantFiled: November 2, 1998Date of Patent: November 21, 2000Assignee: Spring Industries, Inc.Inventors: Stephen Michael Hassell, Harold Francis Weber, Ronald Leefate Dunn, Stevenson Christopher Freeman, Ray Austin Wood
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Patent number: 6123117Abstract: A composite label at least partly formed from two separate fabrics, on one face of which an image is provided over which the other fabric is positioned, this consisting of a mesh which enables said image to be seen through it from the outside of the label.Type: GrantFiled: November 30, 1999Date of Patent: September 26, 2000Assignee: Varcotex S.r.l.Inventor: Pio Borellini
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Patent number: 6062272Abstract: A pile towel construction having quick-dry properties and good absorption characteristics is described. The towel includes a substantially all-cotton pile and a ground fabric which includes moisture-transporting polyester fibers. The towel desirably includes from about 10% to about 50% moisture-transporting polyester fibers. In one embodiment of the invention, the moisture-transporting fibers are provided in only one set of the ground fabric-forming yarns, such as the weft, while the other set of yarns forming the ground fabric is made from conventional polyester and/or cotton. In another form of the invention, the ground fabric is formed from substantially 100% moisture-transporting polyester fibers, while the pile is substantially all-cotton.Type: GrantFiled: April 11, 1997Date of Patent: May 16, 2000Assignee: Springs Industries, Inc.Inventor: Carmen Lee Waite
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Patent number: 6060161Abstract: A multifilament pintle wire comprises a polyolefin material optionally in combination with another material.Type: GrantFiled: July 14, 1998Date of Patent: May 9, 2000Assignee: Scapa Group PLCInventor: William Daniel Aldrich
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Patent number: 6055711Abstract: A fabric is constructed by weaving on a loom, with a loom setting of between about 78%-88% in the greige, using false twist textured polyester warp yam (about 140-160 denier, preferably about 150 denier with about 55-65 filaments in either single or 2 ply form) and air textured polyester weft yam (2-ply or 3-ply about 140-160 denier, preferably about 150 denier with about 90-110 filaments, preferably about 100 filaments), and finishing the fabric by scouring (on a jet or on a continuous scouring range) and printing or jet dyeing, and then heat setting at temperature of at least about 350.degree. F. The fabric scores between 4.5 and 5.0 on each of random tumble pilling, brush pilling, and Klopman method roughing and pilling, tests. The fabric also has a surface SMD of at least about 4.3, a bending rigidity 2HB of about 0.1 or less, a compressibility EMC% of less than about 28, a shearing stiffness G value of about 2 or less, and an extensibility EMT% of at least about 3.0.Type: GrantFiled: January 27, 1998Date of Patent: May 2, 2000Assignee: Burlington Industries, Inc.Inventors: Albert J. Weil, E. Keith Adams, Jeffrey L. Moorman, Lawrence J. Hulighan
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Patent number: 6040253Abstract: A press pad which is made of asbestos-free material includes at least one yarn of Group I in combination with at least one yarn of Group II, wherein Group I includes (A) yarn composed of filaments of at least one aromatic polyamide and filaments of at least one metallic material selected from the group consisting of metals and metal alloys; and (B) yarn composed of filaments of at least one metallic material selected from the group consisting of metals and metal alloys, and wherein Group II includes (A) filaments which are composed of one of at least one silicone polymer or a mixture of filaments of different silicone polymers and which are heat resistant; (B) filaments which are composed of one of at least one flexible plastic substance which is not a aromatic polyamide or filaments of a mixture of different flexible plastic substances which are not aromatic polyamides and which are heat resistant; (C) filaments which are composed of an outer layer and a metallic core, the outer layer being composed of filamType: GrantFiled: November 27, 1995Date of Patent: March 21, 2000Assignee: Rheinische Filztuchfabrik GmbHInventor: Bruno Hennecken
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Patent number: 6010652Abstract: A three-dimensional woven fabric structure is integrally woven by a multi-ply weave having three or more plies, and includes a form defining a plurality of bag portions extending parallel with one another, and arranged in a plurality of rows. The bag portions in each row are defined by two woven fabric plies, the intersection of which along a crossing locus creates a bound portion between adjacent bag portions. Cylindrical bag portions in adjacent rows have a woven fabric ply in common and are interconnected at staggered positions. The fabric structure is creased at midpoints between bound portions whereby the bag portions are set to retain a hollow three-dimensional form, but may be folded flat into a juxtaposed state by application of pressure.Type: GrantFiled: March 24, 1998Date of Patent: January 4, 2000Assignee: Unitika Glass Fiber Co., Ltd.Inventor: Shigeru Yoshida
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Patent number: 6003565Abstract: A cable wrap fabric for protecting a communications cable is woven of fiberglass yarns plied with or without low melt thermoplastic yarns, and water swellable superabsorbent yarns. The water swellable superabsorbent yarns are interspersed at spaced intervals within the fiberglass yarns. The fiberglass yarns dissipate heat energy created by lightning strikes or excessive thermal shocks. The superabsorbent water swellable yarns block the progression of water through the cable. The low melt thermoplastic yarns, if used, fuse the other component yarns of the fabric together so that the fabric can be slit into the required tape widths without excessive yarn fraying at the edges.Type: GrantFiled: February 26, 1998Date of Patent: December 21, 1999Assignee: BGF Industries, Inc.Inventors: Benjamin L. Whittier, II, Robert J. Dunnagan, Blair W. Jenkins, William C. Schwartz
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Patent number: 5994243Abstract: A low permeability fabric and airbag formed therefrom suitable for use in protection of a vehicle occupant in the event of a collision are provided. In particular, the present invention provides an uncoated fabric preferably formed from a substantially symmetrical weave construction of nonsized nylon yarn at a fabric cover factor of not greater than 0.85. The fabric is characterized by an air permeability of not greater than 0.8 cubic feet of air per minute per square foot of fabric at a pressure drop of 125 Pa (0.5 inches of water) across the fabric. a method for formation of the fabric is also provided.Type: GrantFiled: January 11, 1999Date of Patent: November 30, 1999Assignee: Milliken & CompanyInventors: Derek L. Bowen, Charles L. Bower
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Patent number: 5981409Abstract: A fabric is provided which exhibits a high dust collecting efficiency and which is superior in both waterproofness and abrasion resistance, and which is especially suitable for us in dust proof and/or waterproof clothes.The fabric is a plain weave fabric of synthetic filaments, wherein warp yarns occupy 60% to 90% of the fabric surface, a percent (%) overlap of the width (L2+L3) of overlapped portions of adjacent warp yarns relative to the width (L1) of an overlapped portion of adjacent warp yarns in a section of the fabric, i.e., ((L2+L3)/L1).times.100 is in the range of 35% to 60%, and weft yarns of the fabric are located inside the warps in the thickness direction of the fabric.Type: GrantFiled: December 18, 1998Date of Patent: November 9, 1999Assignee: Seiren Co., Ltd.Inventors: Susumu Takagi, Yutaka Matsui
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Patent number: 5925580Abstract: A repellent cloth in which repellency is added to the cloth by manufacturing cloth with expensive fluoroplastic fibers in amounts sufficient to impart 80% repellency to the cloth.Type: GrantFiled: April 1, 1997Date of Patent: July 20, 1999Assignee: Toyo Polymer Co., Ltd.Inventor: Yoshio Midorikawa
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Patent number: 5888914Abstract: Yarns consisting essentially of about 85 to 90 weight % hydrophobic fiber and about 10 to 15 weight % hydrophilic fiber can be made into fabrics that exhibit a combination of properties that make them strongly preferred by wearers, as compared even to fabrics made from yarns containing only 5% more, or 5% less, of the hydrophilic fiber. More particularly, these novel yarns yield fabrics capable of quickly absorbing perspiration from a wearer's skin and yet capable of quickly releasing that moisture, resulting in surprising levels of wearer comfort and wearer preference.Type: GrantFiled: December 2, 1996Date of Patent: March 30, 1999Assignee: Optimer, Inc.Inventor: Manfred Katz
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Patent number: 5863644Abstract: Woven or laid structures comprising at least two systems of parallel threads, at least one of these thread systems having more than 10 threads per centimeter and comprising at least 10%, based on the thread system, of hybrid yarns comprising reinforcing filaments and lower melting matrix filaments composed of thermoplastic polymers. In such woven or laid structures, the matrix component can be melted to form textile sheet materials of adjustable gas and/or liquid permeability, which are especially useful for manufacturing airbags.Type: GrantFiled: October 11, 1996Date of Patent: January 26, 1999Assignee: Hoechst Trevira GmbH & Co KGInventors: Burkhard Bonigk, Hans-Joachim Bruning
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Patent number: 5858885Abstract: A smooth elastic stretch fabric which is plain woven with weft and/or warp yarns that include combination yarns which comprise a partially oriented synthetic crystalline polymer yarn combined with an elastomeric core wherein the smooth fabric (i.e., a non-crepe effect) is the result of a tight weave characterized by the reciprocal of the warp apparent fractional cover (i.e., 1/WaAFC) being in the range between about 1.13 and about 2.06. The fabric is stretched, heat set and finished under particular conditions to provide the resultant fabric with an elastic stretch of more than about 10% and dimensions about equal to the as-woven dimensions.Type: GrantFiled: June 22, 1998Date of Patent: January 12, 1999Assignee: E. I. du Pont de Nemours and CompanyInventors: Cathy Jane Hamilton, Becky June Lewis
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Patent number: 5858888Abstract: A protective garment of the type typically worn by firefighters includes an improved liner assembly. The liner assembly comprises a lining fabric made from multifilament yarns in one weave direction and spun yarns in the other weave direction. The yarns are woven together using a satin weave to produce a first side of higher lubricity and a second side of lesser lubricity. The higher lubricity side forms an outer surface of the liner assembly to reduce friction otherwise caused by rubbing against adjacent surfaces, such as the firefighter's clothing.Type: GrantFiled: July 15, 1996Date of Patent: January 12, 1999Assignee: Safety Components Fabric Technologies, Inc.Inventors: Joey K. Underwood, J. Russell Hayes
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Patent number: 5840637Abstract: The present invention is directed towards fabrics formed from yarns of a composite filament structure. The composite filament structure is a high modulus filament material covered with bicomponent filaments and the entire surface area of the high modulus material should be covered. The fabric can be used in clothings for paper making machines and other industrial uses.Type: GrantFiled: September 18, 1996Date of Patent: November 24, 1998Assignee: Albany International CorporationInventors: Jeffrey Scott Denton, Dana Burton Eagles, Joseph Gerald O'Connor, Robert Bernard Davis
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Patent number: 5809806Abstract: A cleansing fabric and a method for manufacturing cleansing fabric wherein in the method, separative type ultrafine fiber and highly shrinkable polyester fiber are circular knitted or interlaced such that the highly shrinkable polyester fiber is interposed between the separative ultrafine fibers to obtain a three-layered knitted structure and subjecting the three-layered structure to dyeing. The separative type ultrafine fiber is obtained by conjugate spinning of hydrophilic nylon and lipophilic polyester.Type: GrantFiled: January 27, 1997Date of Patent: September 22, 1998Assignee: Tong Yang Nylon Co., Ltd.Inventors: Jong Sun Yoon, Jae Soo Kim, Byung Joo Kim
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Patent number: 5802607Abstract: A garment for use in electronically-scored, contact-sports competitions is described. The garment is in the form of a fencing jacket or vest, is substantially wireless, and is woven from electrically conductive threads which cooperate with an electric sports implement to register a score when the implement contacts the electrically conductive garment. The fabric can be woven with the electrically-conductive threads extending in only one of the warp and weft directions, and preferably only in the weft direction.Type: GrantFiled: October 20, 1995Date of Patent: September 8, 1998Inventor: Walter W. Triplette
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Patent number: 5753351Abstract: A nubuck-like woven fabric comprising a two-layered structural yarn wherein ultra-fine polyester multifilaments are primarily disposed in a sheath portion and polyester multifilaments having a larger single fiber thickness are primarily disposed in a core portion, and having an apparent specific gravity of 0.35-0.7 and a shear rigidity of 0.5-1.2 gf/cm.multidot.deg. This woven fabric is produced by a method wherein a woven fabric of a two-layered structural yarn composed of (i) side-by-side type or islands-in-sea type composite multifilaments comprising (a) a readily soluble ingredient and (b) ultra-fine multifilaments-forming ingredient and (ii) highly shrinkable multifilaments, is subjected to a treatment for dissolving and removing ingredient (a) without substantial shrinkage of the two-layered structural yarn, then, the woven fabric is shrunk in a widespread state.Type: GrantFiled: October 16, 1996Date of Patent: May 19, 1998Assignee: Teijin LimitedInventors: Norio Yoshida, Kojiro Shimada, Fumio Shibata, Seiji Tachika
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Patent number: 5732748Abstract: A woven fabric to be used in formation of a composite material includes multifilament warp and weft threads. Each of the warp threads and the weft threads have a total weight less than 80% of the weight of the fabric. The woven warp and weft threads have 0 twist/m and a torsion no greater than an original torsion of the threads before weaving. Each woven warp and weft thread has a width over the entire length thereof that is greater than or equal to an original width before weaving. The fabric is woven to have a given weight per unit area and a fiber volume ratio that is approximately constant throughout the fabric and that is satisfactory for use of the fabric in a composite material. The warp and weft threads of a yarn count that is greater than a yarn count traditionally used to achieve the fiber volume ratio for the given weight per unit area.Type: GrantFiled: June 16, 1995Date of Patent: March 31, 1998Assignee: Brochier S.A.Inventors: Jean Aucagne, Bruno Bompard, Alain Bruyere, Christian Debaille, Bertrand Germain, Jean-Paul Lamarie, Laurent Martinet, Franck Perret, Jean-Fran.cedilla.ois Veauville
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Patent number: 5720322Abstract: A wick proof woven chafer fabric for automotive radial tires having a monofilament fill yarn and a large denier textured multifilament warp yarn. The texturing of the warp yarns allows for efficient wickproofing of the fabric and the larger denier, higher tensile strength warp, provides a fabric which enables efficient calendering.Type: GrantFiled: June 11, 1996Date of Patent: February 24, 1998Assignee: Milliken Research CorporationInventors: Roger H. Soderberg, Michael J. Chekan
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Patent number: 5718129Abstract: A pile composition containing: from 20 to 60% by weight of synthetic fibers containing a polyester copolymer containing sulfonic groups, which can be dyed with a cationic dye, and from 40 to 80% by weight of synthetic fibers containing at least one of acrylic fibers and modacrylic fibers.Type: GrantFiled: January 25, 1996Date of Patent: February 17, 1998Assignee: Kanegafuchi Kagaku Kogyo Kabushiki KaishaInventors: Muneto Makiyama, Yoshitomo Matsumoto
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Patent number: 5677056Abstract: An elongate webbing has opposed longitudinal edges formed from warp and fill yarns interwoven together, and a catch cord for interconnecting the fill yarns adjacent one of the longitudinal edges. The catch cord is fabricated from a yarn having a component with a melting point lower than the warp and fill yarns for bonding of the catch cord with the warp and fill yarns when being subjected to a melting temperature sufficient to melt the catch cord but not the warp and fill yarns. More specifically, the catch cord is fabricated from a bicomponent yarn having a plurality of individual filaments, each filament having a core and an outer sheath. The melting point of the sheath of each filament is lower than that of its core. The core of each filament is preferably fabricated from polyester having a melting point at about 489.degree. F.Type: GrantFiled: November 7, 1996Date of Patent: October 14, 1997Assignee: Murdock Webbing Company, Inc.Inventor: Robert E. Golz
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Patent number: 5657795Abstract: A method of producing a three dimensional angle interlock ceramic fiber which is stable to high aeroacoustic noise of about 170 decibels and to high temperatures of about 2500 degrees F. is disclosed. The method uses multiple separate strands of a ceramic fiber or ceramic tow suitable for weaving having multiple warp fibers and multiple fill fibers woven with a modified fly-shuttle loom or rapier shuttleless loom which has nip rolls, a modified fabric advancement mechanism and at least eight harnesses in connection with a Dobby pattern chain utilizing sufficient heddles for each warp fiber and a reed which accommodates at least 168 ends per inch. The method produces a multilayered top fabric, rib fabric and single-layered bottom fabric.Type: GrantFiled: May 22, 1995Date of Patent: August 19, 1997Assignee: The United States of America as represented by the Administrator of the National Aeronautics and Space AdministrationInventors: Paul M. Sawko, Dominic P. Calamito, Anthony Jong
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Patent number: 5657798Abstract: For producing woven fabrics for air bags and other industrial applications, an intermingled unsized synthetic filament yarn is used with a yarn titer of 100-1000 dtex. The individual filaments of the yarn have a titer not exceeding 5 dtex. The yarn exhibits a mean opening length of 2-10 cm, the coefficient K1 for the stability of the intermingling points of the yarn exceeds 0.6, and the coefficient K2 for the stability of the intermingling points of the yarn exceeds 0.3. This yarn can be used to manufacture industrial woven fabrics with the required properties, in particular woven fabrics for air bags, in a cost-effective manner.Type: GrantFiled: April 22, 1996Date of Patent: August 19, 1997Assignee: Akzo Nobel NVInventors: Wolf Rudiger Krummheuer, Volker Siejak, Hans Albert Graefe, Marcus Weber
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Patent number: 5643660Abstract: A melt spinning process and the nylon hollow filaments and yarns made by such process which includes extruding molten nylon polymer having a relative viscosity (RV) of at least about 50 and a melting point (T.sub.M) of about 210.degree. C. to about 310.degree. C. from a spinneret capillary orifice with multiple orifice segments providing a total extrusion area (EA) and an extrusion void area (EVA) such that the fractional extrusion void content, defined by the ratio [EVA/EA] is about 0.6 to about 0.95, and the extent of melt attenuation, defined by the ratio [EVA/(dpf).sub.S ], is about 0.05 to about 1.5, in which (dpf).sub.S is the spun denier per filament, the (dpf).sub.S being selected such that the denier per filament at 25% elongation (dpf).sub.25 is about 0.Type: GrantFiled: June 7, 1995Date of Patent: July 1, 1997Assignee: E. I. Du Pont de Nemours and CompanyInventors: David Arthur Price, James Preston Bennett, Benjamin Hughes Knox, Dennis Raymond Schafluetzel
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Patent number: 5637114Abstract: A process for producing uncoated woven fabrics from synthetic yarn for an airbag comprises the steps of: (a) producing a woven fabric from high tenacity polyester filament yarn having a filament linear density of not more than 5 dtex, a yarn linear density within the range from 250 to 550 dtex, a hot air shrinkage at 200.degree. C. of less than 9% and a boil off shrinkage of less than 2%, (b) washing the fabric at temperatures of less than 60.degree. C., and (c) drying the washed fabric at temperatures of less than 170.degree. C. under conditions so that the dimensions of the fabric, based on its dimensions prior to washing, do not change at all or by less than 2% in warp and weft directions. The uncoated fabric obtained by this process is particularly suitable for making airbags and is notable for good drapability.Type: GrantFiled: January 12, 1995Date of Patent: June 10, 1997Assignee: Hoechst AktiengesellschaftInventor: Gerhard Hohnke
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Patent number: 5617904Abstract: A textile substrate for seat covers, a woven fabric or a knitted fabric, especially Raschel or Malimo, contains at least 40% by weight of wool and at least 15% by weight of ramie, but always more than 85% by weight of both taken together. The substrate can consist exclusively of wool and ramie but can also contain further constituents, preferably of animal or vegetable origin such as cotton, linen, hemp or else natural rubber. To obtain antistatic properties, it can contain incorporated metal threads. Minor proportions of synthetic fibres, for example polyester, are also possible. The substrate can be formed for example as a woven fabric with a blend yarn (1) of 80% by weight of wool and 20% by weight of ramie in the warp and ramie threads (2) in the weft.Type: GrantFiled: May 30, 1995Date of Patent: April 8, 1997Assignee: Rohner Textil AGInventor: Albin Kalin
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Patent number: 5609701Abstract: A wick proof woven chafer fabric for automotive radial tires has a monofilament fill yarn and a textured multifilament warp yarn. The chafer fabric comprises nylon yarns and is bias cut so that the warp and fill yarns extend at an angle to the bead of the radial tire.Type: GrantFiled: August 4, 1995Date of Patent: March 11, 1997Assignee: Milliken Research CorporationInventors: Roger H. Soderberg, Michael J. Chekan
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Patent number: 5605743Abstract: A industrial fabric of monofilament of polyphthalamide having recurring units including copolymerized hexamethylene diamine and mixtures of copolymerized terephthalic acid, isophthalic acid, and adipic acid. The monofilament has excellent hydrolysis, chemical, and abrasion resistance. It is particularly useful for the cloth in the forming and pressing sections of a papermaking machine.Type: GrantFiled: October 6, 1995Date of Patent: February 25, 1997Assignee: Asten, Inc.Inventor: John R. Reither
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Patent number: 5598874Abstract: Hollow fiber membrane modules are manufactured by weaving hollow fiber membranes into a web while the fibers still contain a residual amount of the organic liquids used in the extrusion of the fibers. The web once formed is then passed through a final solvent extraction stage, followed by drying and heating to fix the final form and permeation characteristics of the membranes, and finally rolling the web into a bundle which forms the interior of the module. The hollow fibers are woven as fill in the web.Type: GrantFiled: August 11, 1995Date of Patent: February 4, 1997Assignee: MG Generon, Inc.Inventors: Philip E. Alei, Jeff C. Schletz, John A. Jensvold, Ward E. Tegrotenhuis, Wickham Allen, Frederick L. Coan, Karen L. Skala, Daniel O. Clark, Harold V. Wait, Jr.
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Patent number: 5578358Abstract: An aramid article is disclosed having improved resistance to penetration by sharp implements. The article is woven with tough, low denier, aramid yarns in a tight plain weave configuration; and, when used in several layers, the layers are not stitched together.Type: GrantFiled: April 12, 1995Date of Patent: November 26, 1996Assignee: E. I. Du Pont de Nemours and CompanyInventors: Brian E. Foy, Louis H. Miner
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Patent number: 5571605Abstract: The present invention is an expanded polytetrafluoroethylene (PTFE) fiber with improved handling properties. Unlike previous expanded PTFE fibers, the fiber of the present invention employs a fiber of increased thickness so that the fiber is maintained in an unfolded orientation. The improved processing steps of the present invention create a fiber that has a number of improved properties, including more uniform dimensions along its length, improved compressibility and handling, and when woven into a fabric, the fabric is more easily processed, is of higher quality, and is more uniform.Type: GrantFiled: June 1, 1995Date of Patent: November 5, 1996Assignee: W. L. Gore & Associates, Inc.Inventors: Brad F. Abrams, Raymond B. Minor, Gordon L. McGregor, John W. Dolan
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Patent number: 5556696Abstract: A lining fabric is disclosed that preferably uses a fine spun yarn, most preferably a 50/50 blend of cotton and viscose rayon that has a cross-sectional diameter of 30/1, in which the warp fibers are woven in a dense pattern, most preferably to an end count of about 72 ends per inch. Thus, as compared to the prior art there are finer warp yarns and an increased number of warp yarns. Preferably, monofilament filler yarn is woven into the warp yarns. The thinner material provides better heat transfer for blocking and finishing operations. In addition, the fabric provides an improved backing surface that improves the ability of the outer shell fabric to accept embroidery, and also provides the additional benefit of providing a finer more "linen-like" appearance to the inside of the cap.Type: GrantFiled: September 23, 1994Date of Patent: September 17, 1996Inventor: Fred J. Pinkus
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Patent number: 5549965Abstract: A textile sheet-like structure containing a combination of an inorganic or polymeric organic reinforcing fiber of high tenacity and high modulus of elasticity and a matrix fiber made from a fully fusible aramid is described. The semi-finished product can be employed for the production of fiber-reinforced composite materials.Type: GrantFiled: May 2, 1994Date of Patent: August 27, 1996Assignee: Hoechst AktiengesellschaftInventors: Karl Heinrich, Hans-Joachim Bruning, Elke Gebauer
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Patent number: 5538781Abstract: An improved reinforcing fabric that is woven of alternating fiber yarns of polyaramid, carbon and glass in both the warp and the weft directions such that a fabric of superior impact, tensile, compression and flexural properties is obtained.Type: GrantFiled: November 7, 1994Date of Patent: July 23, 1996Assignee: Chrysler CorporationInventors: Nippani R. Rao, Roy H. Sjoberg
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Patent number: 5499663Abstract: The textile material is a woven or knit fabric made of multifilament aramid yarns or yarns made of cellulose fire retardant material. When used in conjunction with a firefighter protective garment, the lining increases wearer comfort, reduces metabolic energy requirements, decreases metabolic heat build-up, and the weight of a fire-protective garment including this textile material.Type: GrantFiled: March 18, 1994Date of Patent: March 19, 1996Assignee: Marcanada Inc.Inventors: Claude Barbeau, Ross Cochran
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Patent number: 5495874Abstract: A woven fabric sheeting combines the comfort features of cotton fabrics with the durability advantages of polyester fabrics. The sheeting construction is characterized by the use of cotton warp yarns and continuous filament, texturized, polyester filling yarns.Type: GrantFiled: April 22, 1994Date of Patent: March 5, 1996Assignee: Standard Textile Co., Inc.Inventor: Gary L. Heiman
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Patent number: 5482763Abstract: A light weight tear resistant fabric having a background fabric and reinforcing yarns selected such that the tensile strength of the reinforcing yarn is about two times that of the yarns of the background fabric and the elongation of the reinforcing yarns is at least two times that of the background fabric is described. The resulting reinforced fabric has at least 50% greater tear resistance than the background fabric as measured by the Elmendorf test.Type: GrantFiled: January 30, 1995Date of Patent: January 9, 1996Assignee: E. I. Du Pont de Nemours and CompanyInventor: Donald E. Shaffer
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Patent number: 5477891Abstract: A woven fabric filter medium having particular use in a pressure filter apparatus. The fabric is useful in separating liquids from solids in a slurry fed into the pressure filter apparatus. The fabric is woven in a pattern and of materials that provide desired permeability while being capable of capture of the solids in the slurry and permitting the fluids to flow through. The materials used in the fabric are selected for their ability to resist deterioration from the chemical, heat or abrasive characteristics of the slurry while being capable of being cleaned for reuse in a filter apparatus.Type: GrantFiled: July 8, 1994Date of Patent: December 26, 1995Inventor: Steve C. Benesi
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Patent number: 5464685Abstract: An improved textile dryer has a dryer fabric for transporting a textile through at least one through-air drying zone. The fabric is woven from synthetic monofilament yarns. The monofilament yarn dimensions and fabric weave pattern are selected to provide permeability greater than 900 CFM and initial tensile strength measured in the machine direction of greater than about 100 PLI. The monofilament yarns are formed from polymers which provide high thermal and hydrolytic stability, thereby enabling the dryer fabric to maintain strength for extended use in the textile drying environment. Preferred monofilament yarns are made of unalloyed polyphenylene sulfide.Type: GrantFiled: March 25, 1994Date of Patent: November 7, 1995Assignee: Asten, Inc.Inventor: Ted Fry
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Patent number: 5454403Abstract: A method for fabricating a fiber-metal matrix composite is described, which comprises the steps of providing fiber and metal crossweave strands, interweaving the fiber and crossweave strands by tightly crimping the strands in sets of at least two spaced about one fiber diameter apart around the fibers and spacing the strand sets about 35 to 50 fiber diameters apart, and subsequently consolidating the weave by hot pressing.Type: GrantFiled: February 3, 1993Date of Patent: October 3, 1995Assignee: The United States of America as represented by the Secrtary of the Air ForceInventors: William R. Kerr, Allan W. Gunderson
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Patent number: 5447787Abstract: A reinforced fabric composed of a background fabric and a reinforcing grid that is joined to the background fabric so that the grid reinforced fabric is at least 20% stronger than a fabric into which reinforcing yarns of the same type and weight percent as that of the grid have been integrally woven.Type: GrantFiled: January 30, 1995Date of Patent: September 5, 1995Assignee: E. I. Du Pont de Nemours and CompanyInventor: Donald E. Shaffer
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Patent number: 5439487Abstract: A device for cosmetically peeling skin with a textile fabric has a textile fabric made of filament yarns or spun yarns that consist of synthetic fibers or silk fibers. The yarn preferably has a structure that is twisted, textured, or twisted/textured. The fibers preferably have a size of less than 3 dtex and the yarns preferably have a size of less than 30 tex. The device may be in the form of a glove, a washcloth, a brush, or a pad.Type: GrantFiled: February 17, 1994Date of Patent: August 8, 1995Inventor: Horst Stanitzok
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Patent number: 5422171Abstract: A composite crimped yarn comprising: at least two kinds of multifilament yarns, one of them being comprised of a crimped conjugate multifilament yarn comprising two kinds of polyester polymers different from each other in the heat shrinkability and positioned as a major component of the inner layer of the composite crimped yarn, the other of them being comprised of a crimped multifilament yarn of a single synthetic polymer and positioned as a major component in the outer layer of the composite crimped yarn, In the above, the length of the crimped multifilament yarn is 5 to 35% larger than that of the crimped conjugate multifilament yarn, part of the crimped multifilament yarn being migrated to the crimped conjugate multifilament yarn disposed in the inner layer and part of the crimped conjugate multifilament yarn being migrated to the crimped multifilament yarn disposed in the outer layer.Type: GrantFiled: February 7, 1994Date of Patent: June 6, 1995Assignees: Toray Industries, Inc., Toray Textiles, Inc.Inventors: Keitaro Nabeshima, Minoru Wakabayashi, Toshiaki Miura
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Patent number: 5421376Abstract: A metallized mesh fabric construction for use as the individual reflector panels of a radio frequency (RF) deployable parabolic reflector of the type which includes a plurality of panel supporting rib members which, upon deployment, unfurl in a spiral manner from a central hub to form the parabolic reflector surface. The mesh fabric includes silver coated nylon strands and stretch resistant plastic or synthetic strands interwoven in a "Marquisette" or "Leno" style weave. The stretch resistant strands of the mesh fabric are oriented along the chordal direction (i.e., transverse to the radial direction of the unfurlable ribs) in order to withstand the tension placed on the mesh fabric during deployment of the reflector and hence maintain the shape and accuracy of the reflector surface and resist creep. The weave has openings sized sufficiently large to minimize the effects of wind load yet sufficiently small to provide good reflective performance of radio frequencies up to and including X-Band frequencies.Type: GrantFiled: January 21, 1994Date of Patent: June 6, 1995Assignee: Lockheed Missiles & Space Co., Inc.Inventor: Agit K. Sinha
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Patent number: 5415959Abstract: A fabric separator woven from synthetic halogenated polymeric fibers for use in an electrochemical cell comprising a Group IA, IIA and IIIB metal anode and a depolarizer/catholyte or a solid cathode/electrolyte system, is described. The separator is resistant to the highly oxidizing components present in the cell, is tear resistant and has a reduced thickness to minimize the diminishing effect of the separator on the volumetric amount of active components in the cell. The separator can be used by itself or as a laminate with a microporous film, preferably made of a fluoropolymeric fiber.Type: GrantFiled: October 29, 1993Date of Patent: May 16, 1995Assignee: Wilson Greatbatch Ltd.Inventors: Michael F. Pyszczek, Christine A. Frysz, Steven J. Ebel, Esther S. Takeuchi
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Patent number: 5407728Abstract: A solution for forming a graft substrate containing a graft initiator, a catalyst for activating or regenerating the graft initiator, a first component of water dispersable polymer and a second component of a monomer, each of which includes a functional group for reaction with an activated site on the substrate for grafting thereto and water. A method for grafting at least one of the components to a fiber, yarn or fabric substrate is also disclosed wherein increased flame retarding and yarn integrity is achieved while simultaneously allowing control of fabric porosity. This method does not significantly reduce fabric pliability as compared to uncoated fabric. Furthermore, the graft component may be selectively applied polymer to produce a preferred porosity range or a cutting pattern for the fabric substrate. A fabric, a portion of which includes a graft component or components thereon, forms another embodiment of the invention.Type: GrantFiled: January 30, 1992Date of Patent: April 18, 1995Assignee: Reeves Brothers, Inc.Inventors: Richard C. Kerr, John R. Damewood, Jill Menzel, Paul Thottathil, Mohan L. Sanduja
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Patent number: 5405685Abstract: Papermachine clothing for use in the forming, pressing or drying sections of a papermachine including fibres of polyethylene naphthalate polymer which provides excellent hydrolysis and heat resistance as well as good mechanical properties such as tensile strength, tenacity, elongation and flexibility.Type: GrantFiled: May 18, 1994Date of Patent: April 11, 1995Assignee: Scapa Group PLCInventor: Sanjay R. Patel