Web Material Patents (Class 57/31)
  • Patent number: 9340904
    Abstract: The present invention provides a method of making a carbon nanotubes fiber by providing a polyethylene terephthalate substrate; contacting the polyethylene terephthalate substrate with a polyvinyl alcohol polymer solution to form a polyvinyl alcohol polymer layer on the polyethylene terephthalate substrate; contacting the polyvinyl alcohol polymer layer with a carbon nanotube solution, wherein the carbon nanotubes solution comprises one or more carbon nanotubes; forming a nanotube layer on the polyvinyl alcohol polymer layer; delaminating the polyvinyl alcohol polymer layer from the polyethylene terephthalate substrate to release a composite fiber layer; stretching the composite fiber layer; and drying the composite fiber layer.
    Type: Grant
    Filed: August 11, 2011
    Date of Patent: May 17, 2016
    Assignees: BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEM, KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Duck Joo Yang, Abdelaziz Rahy, Soon Hyung Hong, Seong Woo Ryu
  • Patent number: 9273416
    Abstract: The present invention provides a method for manufacturing a composite yarn of paper, e.g., traditional Korean paper, and a composite yarn manufactured thereby, a method for manufacturing a fabric using the same and an automotive interior material manufactured thereby. More particularly, the present invention relates to a method for manufacturing a composite yarn of traditional Korean paper by using a traditional Korean paper yarn and a synthetic yarn, in which the composite yarn can be used in weaving and knitting, and a method for manufacturing a fabric as an automotive interior material using the same. Accordingly, the present invention provides a method for manufacturing a composite yarn of paper, comprising twisting a tape-type paper yarn, and covering the twisted paper yarn as a ground yarn at least two strands of synthetic yarn as an effect yarn to manufacture a composite yarn of paper of 160˜700 denier.
    Type: Grant
    Filed: September 2, 2014
    Date of Patent: March 1, 2016
    Assignee: Hyundai Motor Company
    Inventor: Si Young Ban
  • Patent number: 8844255
    Abstract: The present invention provides a method for manufacturing a composite yarn of paper, e.g., traditional Korean paper, and a composite yarn manufactured thereby, a method for manufacturing a fabric using the same and an automotive interior material manufactured thereby. More particularly, the present invention relates to a method for manufacturing a composite yarn of traditional Korean paper by using a traditional Korean paper yarn and a synthetic yarn, in which the composite yarn can be used in weaving and knitting, and a method for manufacturing a fabric as an automotive interior material using the same. Accordingly, the present invention provides a method for manufacturing a composite yarn of paper, comprising twisting a tape-type paper yarn, and covering the twisted paper yarn as a ground yarn at least two strands of synthetic yarn as an effect yarn to manufacture a composite yarn of paper of 160˜700 denier.
    Type: Grant
    Filed: September 20, 2011
    Date of Patent: September 30, 2014
    Assignee: Hyundai Motor Company
    Inventor: Si Young Ban
  • Patent number: 8635847
    Abstract: An apparatus (5) for twisting a first string (10) of wrapped and spun tobacco leaves into a second string (20) of twisted tobacco leaves defines a first axis (30) extending substantially in the direction of the first string. The apparatus (5) includes a set of rollers (40, 50, 60) each defining a respective circumferential twisting surface (41, 51, 61) for contacting the first string, the circumferential twisting surfaces (41, 51, 61) being arranged so as to substantially confine the first string (10) therebetween so as to rotate the first string (10) and to cause the first string (10) to rotate and be twisted by means of the twisting surfaces (41, 51, 61), and simultaneously to cause the second string (20) to be conveyed along the first axis (30) and out of the apparatus (5).
    Type: Grant
    Filed: May 16, 2008
    Date of Patent: January 28, 2014
    Assignee: House of Oliver Twist A/S
    Inventor: Jorgen Purup Knudsen
  • Patent number: 8578693
    Abstract: The invention relates to a process for making a polyolefin fiber. The process comprises the steps of providing at least one polyolefin tape; twisting or folding the at least one polyolefin tape longitudinally to obtain a precursor fiber and exposing the precursor fiber under tension to a temperature within the melting point range of the polyolefin for a time sufficient to at least partly two or more parts of the precursor fiber. The invention also relates to the fiber obtainable thereby.
    Type: Grant
    Filed: October 5, 2009
    Date of Patent: November 12, 2013
    Assignee: DSM IP Assets B.V.
    Inventor: Roelof R. Marissen
  • Patent number: 7487629
    Abstract: Devices and methods for twisting yarn may twist a strip of material, such as a paper strip, into a yarn, such as a paper yarn. Such devices and methods may involve positioning a pad formed from a roll of the material horizontally in a yarn twisting device, such that the strip of material is unwound and drawn from an outer circumference of the pad, but down through the center of the pad, and subsequently through a rotating yarn twister.
    Type: Grant
    Filed: October 26, 2006
    Date of Patent: February 10, 2009
    Assignee: M.A. Industries, Inc.
    Inventor: Bobbie Don Peacock
  • Patent number: 7328568
    Abstract: A device for correcting a flexible material web that is guided to a processing machine, wherein the underside of the material web incorrectly points upward due to wrongly connected web ends or due to twisting. The device comprises a rotatable pair of cylinders that is arranged on a rotating device fixed on a frame and causes the material web to be turned by 180° about its longitudinal axis such that the underside of the material web once again correctly point downward. The device also comprises a stationary pairs of cylinders that are respectively arranged upstream and downstream of the rotatable pair of cylinders, particularly in the region of the respective face sides of the frame. The rotatable pair of cylinders can be displaced along the frame and the cylinders of the first and/or the second stationary pair of cylinders and of the rotatable pair of cylinders can be moved into an open position and a closed position.
    Type: Grant
    Filed: April 11, 2003
    Date of Patent: February 12, 2008
    Assignee: TTEC Invest AG
    Inventor: Roberto Rahn
  • Patent number: 7222565
    Abstract: A device and method for changing the orientation of an object. One such device includes a twist neck that is used in strapping machines. The twist neck includes an ingress portion, which includes an ingress opening formed therein, and a middle portion. The middle portion includes a pathway formed therein. The pathway has a cross-sectional shape that is substantially similar to the cross-sectional shape of a strap that is used in the strapping machine. A strap is urged into the ingress opening in a first orientation and into the pathway, which itself is in a second orientation. When the strap exits the egress opening, it will be in the second orientation. A user can manipulate the orientation of the associated strap by changing the orientation of the pathway.
    Type: Grant
    Filed: November 7, 2005
    Date of Patent: May 29, 2007
    Assignee: Illinois Tool Works Inc.
    Inventor: Calvin E. Kasel
  • Patent number: 7065948
    Abstract: An apparatus for detecting and eliminating a twister in a running web of flexible material. The apparatus includes a catch section for twisters, a rotor, a scanner arrangement for detection of a twister that has entered a catch section and a control unit , which, upon detection of a twister by the scanner, triggers the drive of the rotor for untwisting the twister.
    Type: Grant
    Filed: December 18, 2003
    Date of Patent: June 27, 2006
    Assignee: The Procter & Gamble Company
    Inventors: Martin Kranich, Oliver Lenz
  • Patent number: 6474205
    Abstract: The invention relates to a device for cutting off and conveying strips, for a machine. The device is used for producing a continuous web, especially of paper or card, for a threading strip, and has a knife. Finally the device is characterized in that it has it least one (preferably driven) guiding roll (27) which can be brought into engagement with the threading strip (27).
    Type: Grant
    Filed: November 17, 1999
    Date of Patent: November 5, 2002
    Assignee: Voith Sulzer Papiertechnik Patent GmbH
    Inventors: Guenter Halmschlager, Peter Haider, Herbert Haunlieb
  • Patent number: 6423227
    Abstract: A yarn of meltblown thermoplastic fibers is manufactured by meltblowing fibers onto a collector to form a thin web thereon, and continuously withdrawing and twisting the web into a generally circular yarn. In a preferred embodiment the yarn has a reinforcing cord disposed therein to lend strength thereto. The yarn is suited for many applications, including knitted and woven fabrics, and cartridge filters.
    Type: Grant
    Filed: April 21, 2000
    Date of Patent: July 23, 2002
    Assignee: Nordson Corporation
    Inventors: Martin A. Allen, Oldrich Jirsak
  • Patent number: 6138336
    Abstract: A process to produce a plyed holographic yarn in which the slit film is allowed to be pulled from its source rather than being driven by drive rolls. The slit film and at least one other yarn are plyed and textured in an air texturing jet.
    Type: Grant
    Filed: November 23, 1999
    Date of Patent: October 31, 2000
    Assignee: Milliken & Company
    Inventor: Andre M. Goineau
  • Patent number: 5778652
    Abstract: A metal sheath for surrounding a cable core consists of at least one shell part which is formed from a spring-hard steel strip. The shell part is formed by a method of bending a spring-hard steel strip into a shell having a transverse cross-section of at least a semi-circle so that after release, the shell springs back to the desired diameter for receiving the cable core.
    Type: Grant
    Filed: June 26, 1996
    Date of Patent: July 14, 1998
    Assignee: Siemens Aktiengesellschaft
    Inventor: Dieter Kunze
  • Patent number: 5775084
    Abstract: Recyclable string and methods and apparatus for making the same are disclosed. The recyclable string is made by the disclosed apparatus from a strip of recyclable stretch film by twisting the stretch film about its longitudinal axis and stretching the twisted stretch film along its longitudinal axis, preventing the untwisting of the twisted stretch film. In a second version the srip is not twisted.
    Type: Grant
    Filed: April 26, 1996
    Date of Patent: July 7, 1998
    Assignee: Robert K. Bernhardy
    Inventor: Robert K. Bernhardy
  • Patent number: 5698291
    Abstract: Disclosed is a process for producing a crimp-bonded fibrous cellulosic laminate. The process includes the steps of: 1) providing at least two superposed plies of a fibrous cellulosic material; 2) passing the superposed plies through a crimp roll arrangement including a rotating crimp element and a rotating anvil element; and 3) applying a pressure load against the rotating elements sufficient to crimp bond the fibrous cellulosic material plies into a laminate. The crimp element has protruding members configured in a discontinuous pattern aligned on an axis that is parallel to the cross-machine direction to provide a substantially continuous uniform area of localized surface contacts between the rotating crimp and anvil elements across the width of the plies. Also disclosed is an overall crimp-bonded fibrous cellulosic laminate and an apparatus for crimp-bonding multiple superposed plies of a fibrous cellulosic material.
    Type: Grant
    Filed: May 23, 1995
    Date of Patent: December 16, 1997
    Assignee: Kimberly-Clark Corporation
    Inventors: Harry Edmund Clark, Cynthia Watts Henderson, Robert Clarence Marcinek, Frances Wynn Mayfield, Thad Wayne Perkins, Jorg Friedemann Voss
  • Patent number: 5669214
    Abstract: To reduce elongation of a stranded wire rope or cable (1), particularly when running over sheaves, or pulleys, and decrease vibration as well as operating noise while increasing operating speed, insert elements (4) are placed between adjacent rope elements (2). The insert elements, in cross-section, have an intermediate portion part (7) with oppositely positioned concave recesses (9), a head portion (6) which can be widened to the circumferential diameter of the rope or cable (1) and a widened base portion (8). The base portions (8) are not interconnected. The insert ribbons or tapes are preferably formed along their length with slits (11) extending from the head portion (6) to about the middle of the ribbon or tape to allow for bending of the rope, and the inserts about circular pulleys.
    Type: Grant
    Filed: October 2, 1995
    Date of Patent: September 23, 1997
    Assignee: Fatzer AG
    Inventor: Georg A. Kopanakis
  • Patent number: 5564268
    Abstract: Machine for manufacturing uniform impedance communication cables for high frequency use includes a series of staggered double twisting units or heads each of which supports two reels wound with single wire elements or conductors, and a constant tension tape dispenser. The wire elements from the reels as well as the tape from the tape dispenser are simultaneously unwound and guided to the ends of the rotating bows of the twisting units at which points the individual wire elements or conductors are twisted about each other and the tape is applied to the twisted wire pair to fix and maintain the spatial integrity of the twisted wires relative to each other. Each twisting unit rotated at slightly different speeds to assure different lay lengths for each twisted pair. The twisted pairs are guided downstream by a capstan and all of the twisted and taped wire sets are secured to each other by a pre-twisting and taping operation before the composite cable is wound onto a rotating take-up unit.
    Type: Grant
    Filed: April 8, 1994
    Date of Patent: October 15, 1996
    Assignee: Ceeco Machinery Manufacturing Ltd.
    Inventor: Walter Thompson
  • Patent number: 5436044
    Abstract: A novel woven webbing having improved resistance to cutting is provided. The webbing has edges adapted to resist cutting by absorbing the initial impact of a force applied to the webbing edge. The woven webbing may have a nontubular central region and at least one tube attached along the length of the central region and defining at least one edge of the webbing.
    Type: Grant
    Filed: November 25, 1992
    Date of Patent: July 25, 1995
    Assignee: Elizabeth Webbing Mills, Inc.
    Inventor: John L. Pinkos
  • Patent number: 5167113
    Abstract: In a fur fabric having a fur yarn woven into a base fabric: a fur strip having a furry and a bare skin side is helically coiled around a rodlike mold form in a condition in which the furry side is disposed outside the form so as to form an assembly; the form is removed from the assembly to form a tubular roving which is further spun to form a yarn which is folded double to have its halves self-spun together under the influence of resilient shrinking effort of the halves, so as to form a completed single yarn which is woven into the base fabric in a condition in which a first one of the completed yarns is helically coiled clockwise around a first one of the warp threads, and a second yarn adjacent to the first one of the yarns is helically coiled counterclockwise around a second warp thread adjacent to the first one of the warp threads, so as to have adjacent ones of the completed yarns be opposite in coiling direction.
    Type: Grant
    Filed: February 13, 1992
    Date of Patent: December 1, 1992
    Inventor: Yukio Yoshioka
  • Patent number: 4894981
    Abstract: A suspension cable is encased in a metal pipe formed from a metal strip wound in a series of adjacent helical windings on the cable. The longitudinal edges of adjacent windings are connected by a continuous tight fold.
    Type: Grant
    Filed: December 2, 1988
    Date of Patent: January 23, 1990
    Inventor: Xaver Lipp
  • Patent number: 4821501
    Abstract: A suspension cable is encased in a metal pipe formed from a metal strip wound in a series of adjacent helical windings on the cable. The longitudinal edges of adjacent windings are connected by a continuous tight fold.
    Type: Grant
    Filed: July 23, 1987
    Date of Patent: April 18, 1989
    Inventor: Xaver Lipp
  • Patent number: 4766719
    Abstract: Apparatus and method for removing real or false twist from a moving fabric in rope form. Fabric is moved along a first path followed by second and third generally vertical paths which define a fabric loop. A twist removal device is located along the first fabric path to remove twist from the fabric. A fabric opening or spreading unit is located along or downstream of said third path with a twist detector located between the fabric opening unit and the nadir of the fabric loop, preferably adjacent the location where the fabric is just begins to spread for detecting direction and magnitude of any twist remaining in the fabric. Controls are operatively associated with the twist detector means and the twist removal device to control further twist removal responsive to detected remaining twist in the fabric.A preferred twist detector includes spaced parallel cylindrical rolls contactable with the fabric rope on opposite sides thereof.
    Type: Grant
    Filed: October 13, 1987
    Date of Patent: August 30, 1988
    Assignee: Young Engineering, Inc.
    Inventor: William O. Young, Jr.
  • Patent number: 4689944
    Abstract: A flat yarn wherein fibers composing a yarn are bonded to each other substantially in a side-by-side manner to form a tape-like flat body and the flat body has a plurality of gear-crimped portions across a width thereof. There may be a plurality of reverse points at which front and back surfaces of the yarn replace each other. The points are twisted in the same direction and positioned at random intervals from each other. The gear-crimped portions are arranged randomly in the lengthwise direction of the yarn. The fibers composing the yarn are bonded to each other in an intermittent manner in the lengthwise direction of the yarn. A fabric made from the flat yarn has an aesthetic appearance and soft touch as well as good crease resistance. A method of production for the same is also provided.
    Type: Grant
    Filed: August 26, 1986
    Date of Patent: September 1, 1987
    Assignee: Mitsubishi Rayon Company Ltd.
    Inventors: Masahisa Toki, Seiji Satoh, Yoshiaki Matsui, Kunio Morihata, Toyoji Murata
  • Patent number: 4660363
    Abstract: The invention provides a method for making fur bearing strands from hides of fur bearing animals and a yarn from such strands suitable for producing a fur garment. The yarn has low stretch characteristics by virtue of treatment of the hide portions used to make it. Strands are made from hide portions joined side by side at abutting longitudinal edges and slit transversely of the joined portion. A yarn is made from the strands, which may be joined end to end, by longitudinally twisting them so that the fur is substantially about the exterior thereof.
    Type: Grant
    Filed: April 23, 1986
    Date of Patent: April 28, 1987
    Assignee: Herman S. Krehm
    Inventors: Herman S. Krehm, Jacob Leidner, Malcolm E. Rode
  • Patent number: 4637206
    Abstract: A fur-skin strip material consisting of yarn-like fur-skin strips that are knitted, crochete or woven to form a fabric and the like. The fur-skin strip material is fine, smooth and soft and can be produced in an industrial scale at a lower cost.The yarn-like fur-skin strip is made by cutting a hairy-coated skin of a fur-bearing animal. The skin will be placed, the fur side down, on a supporting device that has numerous needles so that the leather side of the skin will be made substantially flat, enabling only the leather side of the skin to be applied with a laser beam or water jet and thereby cutting the skin uniformly into fine strips of furry material.
    Type: Grant
    Filed: April 9, 1985
    Date of Patent: January 20, 1987
    Inventor: Teruko Suwa
  • Patent number: 4631911
    Abstract: Apparatus and method for removing real or false twist from a moving fabric in rope form. Freely rotatable, diagonally opposite elements are located on opposite sides of an fabric path of travel. Each element has a helically wound fabric contact member therearound with the helix direction of the diagonally opposite elements being the same. Fabric passing between the elements and engaging the contact members of the elements imparts rotation to the elements while the contact members impart rotation to the fabric for twist removal. A twist direction detector is located downstream of the elements to detect any remaining twist in the fabric, and a twist measurement sensor is located downstream of the twist detector to determine the amount of any remaining twist.
    Type: Grant
    Filed: July 10, 1984
    Date of Patent: December 30, 1986
    Assignee: Young Engineering Inc.
    Inventors: William O. Young, Jr., Julian E. Hankinson, Jr.
  • Patent number: 4606182
    Abstract: The invention provides a method for making fur bearing strands from hides of fur bearing animals and a yarn from such strands suitable for producing a fur garment. The yarn has low stretch characteristics by virtue of treatment of the hide portions used to make it. Strands are made from hide portions joined side by side at abutting longitudinal edges and slit transversely of the joined portion. A yarn is made from the strands, which may be joined end to end, by longitudinally twisting them so that the fur is substantially about the exterior thereof.
    Type: Grant
    Filed: September 4, 1984
    Date of Patent: August 19, 1986
    Assignee: Herman S. Krehm
    Inventors: Herman S. Krehm, Jacob Leidner, Malcolm E. Rode
  • Patent number: 4527383
    Abstract: A thread is provided which comprises a polymeric material onto which has been fixed a symbol or repeating multiple symbols which are detectable and readable under magnification. When incorporated into garments or garment labels, this thread is useful in identifying the true manufacturer of the goods, and the absence of such threads would help in the detection of counterfeit goods.
    Type: Grant
    Filed: March 28, 1983
    Date of Patent: July 9, 1985
    Assignee: Minnesota Mining and Manufacturing Company
    Inventor: Wallace K. Bingham
  • Patent number: 4519195
    Abstract: A system for helically wrapping a tape comprises tape twisting means, and, upstream of the twisting means, means for shaping the tape. The shaping means comprises a body over which the tape passes, the body having a first surface of at least partially cylindrical form and an outwardly curved edge surface extending along a side of the first surface. Tape supply means is arranged to feed the tape onto the first surface such that the tape is inclined to a plane at right angles to the axis of the first surface whereby an edge of the tape engages the curved edge surface and is thereby shaped in order to initiate wrapping. The system is particularly suitable for wrapping a paper tape around a nylon core.
    Type: Grant
    Filed: August 18, 1983
    Date of Patent: May 28, 1985
    Assignee: Commonwealth Scientific and Industrial Research Organization
    Inventors: Rudolf E. Belin, William F. Boyce, John D. Feehan
  • Patent number: 4422285
    Abstract: A novel fur yarn is provided and comprises a core of a permanently twisted strand of animal skin and a fluffy exterior consisting of animal hair; the process of making such fur yarn consists in slicing a narrow elongated strand of such fur, twisting this strand, wetting the twisting strand and, then, letting this wet twisted strand to dry so that it may retain its twisted shape; the invention is also concerned with an apparatus for making such fur yarn.
    Type: Grant
    Filed: October 28, 1981
    Date of Patent: December 27, 1983
    Inventor: Gabriel Rol
  • Patent number: 4387555
    Abstract: Thread consisting of three polymer strands twisted in one direction, each strand being wrapped with a metallic strip wound in the other direction, the strands and strip being covered with an elastomer sheath.
    Type: Grant
    Filed: September 28, 1981
    Date of Patent: June 14, 1983
    Assignee: Robinson Thread Company
    Inventor: Stuart A. Robinson
  • Patent number: 4329838
    Abstract: A twisted textile web is detwisted by continuously withdrawing the web from a supply and passing the web longitudinally along a path and over a curved deflecting surface formed by a roller that deflects the web and divides the path into an upstream leg and a downstream leg that are out of alignment with each other. The deflecting surface can pivot about a pivot axis which passes through a pivot located to the upstream side of a straight line passing through the center of curvature of the deflecting surface and angularly equispaced between the legs. In a central position of the deflecting surface the two legs, the surface, and the pivot are all coplanar so that a twist in the web will pivotally deflect the surface in a direction depending on the direction of twist. The extent of pivoting is detected and the web is detwisted in the upstream leg in response to the detected pivoting of the surface.
    Type: Grant
    Filed: March 26, 1980
    Date of Patent: May 18, 1982
    Assignee: Erhardt & Leimer KG
    Inventors: Ludwig Zerle, Heinz Schmidt
  • Patent number: 4313298
    Abstract: A wire taping installation provided with a device supplying the wire, a device for receiving the taped wire, a taping device fed with tape, as well as two pulleys round which the wire to be taped passes, the tape being applied against said wire between the two pulleys round which said wire passes and each pulley being connected to an apparatus for measuring the force, an installation in which there are electrical pick-ups respectively associated with said pulleys (2, 3), said pick-ups supplying T'am, T'av signals proportional to the Tam and Tav tensions of the wire round said pulleys (2, 3) and a substractor receiving said T'am, T'av signals so as to form a difference signal, said difference signal being compared in a substractor S2 with a theoretical value quantity (TrO cos .alpha.) and said difference signal is applied to an amplifier supplying a control signal SC of a device regulating the tension of the tape.
    Type: Grant
    Filed: December 26, 1979
    Date of Patent: February 2, 1982
    Assignee: Societe Anonyme Fileca
    Inventor: Pierre Van Meenen
  • Patent number: 4286428
    Abstract: Apparatus for untwisting a textile length which has become gathered and twisted into rope-like form includes a rotatable guide through which the textile is passed in a manner such as to be constrained for rotation therewith. The guide is rotatable by a reversible drive. Twist detecting means comprising two mutually axially-displaceable rifled rollers, are arranged to control the drive such as to rotate the guide in a sense dependent on the detected sense of twisting of the textile. To avoid the need for conventional bearings in the mounting of the guide, opposite ends of the guide are provided with respective annular tracks engaged by respective groups of rollers rotatably carried on a support structure. One of the track-engaging rollers is driven from the drive to cause rotation of the guide.
    Type: Grant
    Filed: May 2, 1980
    Date of Patent: September 1, 1981
    Inventor: Mariano Bassani
  • Patent number: 4237684
    Abstract: A rope comprising at least two strips of woven fabric, each said strip having wefts projecting from the woven edge thereof and said strips being twisted together so that the woven parts thereof form a core with the projecting wefts extending substantially radially outwardly from the core.
    Type: Grant
    Filed: February 5, 1979
    Date of Patent: December 9, 1980
    Assignee: Bonas Brothers Limited
    Inventor: William J. Hilton
  • Patent number: 4224787
    Abstract: Apparatus for winding tape around an elongate core comprises a frame structure which supports one or more reels of tape. The frame structure carries a bobbin which is rotatable with the frame structure about the core. Tape passes from the reel to the bobbin and extends between a pair of contacts before passing through a slit to the core. The contacts are normally open but if the tape touches one of these that contact closes and the speed of the motor, which drives the frame structure is adjusted to maintain the tape between the contacts. This arrangement ensures a substantially constant pitch of the tape around the core.
    Type: Grant
    Filed: January 31, 1979
    Date of Patent: September 30, 1980
    Assignee: The Post Office
    Inventors: Lynden A. Jackson, Roger J. Bates
  • Patent number: 4216645
    Abstract: An oblong cylindrical body such as an electrical or optical cable or a pipe having a concentric armour of spaced wires is provided with one or more binder tapes being provided with indentations such as corrugations or depressions in all or some of the spaces between the wires. The indentations may be produced by means of rollers having a surface in accordance with the desired indentations. The indentations may be produced before or after the application of the binder tape.
    Type: Grant
    Filed: May 31, 1978
    Date of Patent: August 12, 1980
    Assignee: Aktieselskabet Nordiske Kabel-OG Traadfabriker
    Inventor: Axel Andersen
  • Patent number: 4185548
    Abstract: An improved tensioning device, for tensioning the tying medium of a package tying machine, is mounted on the tying machine's rotatable twine arm. The tensioning device utilizes a funneling structure to gather the tying medium, whether twine or tape or other material, into a prescribed volume while tensioning the same, thereby allowing a relatively high, uniform tension value to be maintained in the tying medium throughout the package tying cycle.
    Type: Grant
    Filed: April 3, 1978
    Date of Patent: January 29, 1980
    Assignee: B. H. Bunn Company
    Inventors: Paul Pierce, Jr., Robert G. Beedy
  • Patent number: 4168603
    Abstract: At least one plastic sheeting element which is oriented at least monoaxially and at least in part in a direction which differs appreciably from the longitudinal direction of the sheeting element is twisted to form a string for a ball-striking implement.
    Type: Grant
    Filed: February 10, 1978
    Date of Patent: September 25, 1979
    Assignee: Fischer Gesellschaft m.b.H.
    Inventors: Gerhard Reich, Walter Stephan