Patents by Inventor Shigemi Hashizawa

Shigemi Hashizawa has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20140131095
    Abstract: A wire harness includes one or more conductive paths, and a conductive path protection member that covers the conductive path. The conductive path protection member is formed into a cylindrical shape by spirally winding a metal wire material and portions of the metal wire material positioned to be adjacent to each other contact with each other at side end faces opposed to each other.
    Type: Application
    Filed: January 22, 2014
    Publication date: May 15, 2014
    Applicant: YAZAKI CORPORATION
    Inventors: Eiichi TOYAMA, Shigemi HASHIZAWA
  • Publication number: 20140014395
    Abstract: A high-voltage conductive path and a wiring harness are provided. The wiring harness includes the high-voltage conductive path having a shape holding function for holding a shape along an arrangement pathway. The high-voltage conductive path includes a positive electrode conductor, a first insulator extruded and arranged outside of the positive electrode conductor, a negative electrode arranged outside of the first insulator, a second insulator extruded and arranged outside of the negative electrode conductor, a shield member wrapped outside of the second insulator, first and second sheaths extruded and arranged outside of the shield member. The high-voltage conductive path can save space, and easily perform pathway formation, and reduce cost.
    Type: Application
    Filed: January 20, 2012
    Publication date: January 16, 2014
    Applicant: YAZAKI CORPORATION
    Inventors: Eiichi Toyama, Tatsuya Oga, Shigemi Hashizawa, Eiji Shimochi
  • Publication number: 20130112473
    Abstract: A shield member includes a metal foil layer and a base layer which have flexibility and are sheet-like or band-like, a bonding layer which bonds the metal foil layer and the base layer, and a cylindrical portion and an overlapping portion which are made by winding and folding the metal foil layer and the base layer so that the metal foil layer is on an inside. The overlapping portion is in a state of being brought down and arranged along the cylindrical portion.
    Type: Application
    Filed: July 14, 2011
    Publication date: May 9, 2013
    Applicant: YAZAKI CORPORATION
    Inventors: Eiichi Toyama, Shigemi Hashizawa
  • Publication number: 20130008710
    Abstract: There is provided a wiring harness able to increase flexibility of a production process, to improve workability, and to save weight. A wiring harness 21 includes: a harness main body 23 having a plurality of high voltage electrically conductive paths; and a half pipe 24 as a harness attachment member. The half pipe 24 is formed in a substantially roof gutter shape. The half pipe 24 is provided on a cabling target portion of a vehicle floor 10 where the harness main body 23 is cabled and fixed to the vehicle floor 10 with the substantially roof gutter shape.
    Type: Application
    Filed: February 7, 2011
    Publication date: January 10, 2013
    Applicant: Yazaki Corporation
    Inventors: Eiichi Toyama, Shigemi Hashizawa, Tatsuya Oga, Hidehiro Ichikawa
  • Publication number: 20130008711
    Abstract: A wire harness and a method for making the wire harness is provided which is capable of enhancing its occupancy in a pipe member and being wired receding from the ground as much as possible. The pipe member 24 is a tubular member which a harness main body 23 is passed through and is protected by, including a high-voltage electric wire 22, and disposed on the harness main body 23 where wiring is designed in a vehicle floor 10. Specifically, it is disposed in conformity with the harness main body 23 destined to be wired in the under floor 11. The pipe member 24 is formed such that a length H in a direction nearly perpendicular to the under floor is arranged smaller than a length in a direction nearly parallel to the under floor. The pipe member 24 is formed in a non-circular ellipse shape.
    Type: Application
    Filed: February 7, 2011
    Publication date: January 10, 2013
    Applicant: Yazaki Corporation
    Inventors: Eiichi Toyama, Shigemi Hashizawa, Tatsuya Oga, Hidehiro Ichikawa
  • Publication number: 20120312597
    Abstract: A swaging structure is provided, allowing to secure connection reliability or strength though a tubular metal foil member made of metal foil is included in its structure. The swaging connection structure is the one that a ring-shaped swaging member is swaged so as to include an area of main contact with a plurality of points or plurality of lines and an area of main contact with area, and thereby to electrically and mechanically contact the tubular metal foil member and a tubular connection part. The swaging connection member is also made a connection structure arranged such that an edge of a circumferential edge part of the ring-shaped swaging member is arranged not to contact with the tubular metal foil member.
    Type: Application
    Filed: February 2, 2011
    Publication date: December 13, 2012
    Applicant: Yazaki Corporation
    Inventors: Eiichi Toyama, Shigemi Hashizawa
  • Publication number: 20120305308
    Abstract: A wire harness having good heat-release performance as well as having simple structure and configuration and can be manufactured at low cost is provided. Also, the wire harness which can fulfill electromagnetic shield function is provided. A wire harness 21 includes a thick high-voltage electric wire 22 which electrically connects an inverter 4 and a battery 5, a tubular protection member 23 arranged outside of the high-voltage electric wire 22 so the high-voltage electric wire is passed therethrough, and a heat-transfer-and-shield member 24 made of metal. The tubular protection member 23 includes a cylindrical circular pipe 26 having good heat-release performance, two corrugated tubes 32 and two protectors 33. The heat-transfer-and-shield member 24 is one component constituting the high-voltage electric wire 22 and is arranged in indirect contact with an inner face 27 of the circular pipe 26.
    Type: Application
    Filed: February 2, 2011
    Publication date: December 6, 2012
    Applicant: Yazaki Corporation
    Inventors: Eiichi Toyama, Shigemi Hashizawa
  • Publication number: 20110133548
    Abstract: A wiring arrangement of a wiring harness 41 at an underfloor 34 is finished by arranging a connecting member 43 to a position of a through-hole 35, by extending a sheath 48 on the underfloor 34 parallel to the underfloor 34 while the sheath 48 is received in a wire protect member 44, and by fixing a terminal fixing member 45 and the wire protecting member 44 to the underfloor 34. After such a wiring arrangement, the wiring harness 41 is electrically connected to a junction block 31 around the through-hole 35 by mounting a battery 25 or the like.
    Type: Application
    Filed: October 27, 2010
    Publication date: June 9, 2011
    Applicant: Yazaki Corporation
    Inventors: Eiichi Toyama, Shigemi Hashizawa
  • Patent number: 7952020
    Abstract: A water stopping structure includes a water stopping member that has an outer peripheral face which is inclined with respect to an axis direction of a shielded wire, and that is adapted to contract a diameter thereof and attached on an outer face of the shielded wire in a state that the outer peripheral face of the water stopping member is positioned to an end portion of the sheath which is adjacent to an exposed portion of the outer sheath, and a fastening ring that has an inner peripheral face which is corresponded to the outer peripheral face of the water stopping member in inclination. The fastening ring is slid in the axis direction of the shielded wire so as to press the end portion of the sheath of the shielded wire for contracting the diameter of the water stopping member in a state that the inner peripheral face of the fastening ring is arranged on the outer peripheral face of the water stopping member.
    Type: Grant
    Filed: May 24, 2007
    Date of Patent: May 31, 2011
    Assignee: Yazaki Corporation
    Inventors: Kouichi Yamamoto, Hidehiro Ichikawa, Shigemi Hashizawa
  • Publication number: 20110094796
    Abstract: A wire harness is wired at a predetermined position of the hybrid vehicle 1. The wire harness includes a plurality of high-voltage electric wires and the low-voltage electric wire and a protection member in which a portion-to-be-protected of the plurality of electric wires is inserted in a lump. The protection member protects the plurality of high-voltage electric wires and the low-voltage electric wires. The protection member is constituted of a bendable long standard pipe.
    Type: Application
    Filed: October 26, 2010
    Publication date: April 28, 2011
    Applicant: Yazaki Corporation
    Inventors: Eiichi Toyama, Shigemi Hashizawa
  • Publication number: 20110067920
    Abstract: A wiring harness is arranged at a predetermined location in a vehicle such as an automobile. The wiring harness comprises a plurality of electrical wires and a protection member in which to-be-protected portion of the electrical wires is inserted en bloc to be protected thereby. The protection member includes a plurality of main protection members serving as a principal part of the protection member for protecting the electrical wires and a plurality of secondary protection members serving as a secondary part with respect to the principal part, the main protection member being a corrugated tube and the secondary protection member being a standardized pipe.
    Type: Application
    Filed: September 23, 2010
    Publication date: March 24, 2011
    Applicant: Yazaki Corporation
    Inventors: Eiichi Toyama, Shigemitsu Kameda, Shigemi Hashizawa
  • Patent number: 7612287
    Abstract: To simply provide a water-stopping structures for shielded electric wire in the shielded portion of the wire at a low cost, a water stop structure in a shielded electric wire is comprised by stripping a sheath 4 of the shielded electric wire in the middle part thereof; permeating an adhesive into the exposed shield member 3; overlaying a heat shrinkable tube 12 over the shield member via hot melt 14; and heat shrinking the heat shrinkable tube 12 in a state where both ends of the heat shrinkable tube 12 are overlapped with the outer periphery of the sheath 4.
    Type: Grant
    Filed: March 19, 2007
    Date of Patent: November 3, 2009
    Assignee: Yazaki Corporation
    Inventors: Hidehiro Ichikawa, Kouichi Yamamoto, Shigemi Hashizawa
  • Patent number: 7563981
    Abstract: That portion of a wire harness, corresponding to an installation path region E1 where a cable is not required to have flexibility, includes rigid wires 1 each having a single conductor 1a, and a metal shielding case 2 covering outer peripheries of the rigid wires 1. Each of those portions of the wire harness, corresponding respectively to installation path regions E2 where the cable is required to have flexibility, includes flexible wires 4, and a flexible shielding member 5 covering outer peripheries of the flexible wires 4. Conductors 4a of the flexible wires 4 are connected to the conductors 1a of the rigid wires 1, and the metal protector 2 is connected to the flexible shielding members 5.
    Type: Grant
    Filed: November 23, 2005
    Date of Patent: July 21, 2009
    Assignee: Yazaki Corporation
    Inventors: Hidehiro Ichikawa, Shigemi Hashizawa
  • Patent number: 7554038
    Abstract: A shield wire has one covered wire, a metal foil shield wound around the covered wire, and a sheath covering around the metal foil shield and a sheath covering around the metal foil shield. In the metal foil shield, slits are formed linearly along a lengthwise direction of a core.
    Type: Grant
    Filed: May 18, 2007
    Date of Patent: June 30, 2009
    Assignee: Yazaki Corporation
    Inventors: Tatsuya Oga, Hidehiro Ichikawa, Shigemi Hashizawa, Koji Nomura, Masahiro Takamatsu, Akihito Tsukamoto, Sou Arikawa
  • Publication number: 20080000672
    Abstract: A water stopping structure includes a water stopping member that has an outer peripheral face which is inclined with respect to an axis direction of a shielded wire, and that is adapted to contract a diameter thereof and attached on an outer face of the shielded wire in a state that the outer peripheral face of the water stopping member is positioned to an end portion of the sheath which is adjacent to an exposed portion of the outer sheath, and a fastening ring that has an inner peripheral face which is corresponded to the outer peripheral face of the water stopping member in inclination. The fastening ring is slid in the axis direction of the shielded wire so as to press the end portion of the sheath of the shielded wire for contracting the diameter of the water stopping member in a state that the inner peripheral face of the fastening ring is arranged on the outer peripheral face of the water stopping member.
    Type: Application
    Filed: May 24, 2007
    Publication date: January 3, 2008
    Applicant: YAZAKI CORPORATION
    Inventors: Kouichi YAMAMOTO, Hidehiro ICHIKAWA, Shigemi HASHIZAWA
  • Publication number: 20070267208
    Abstract: Providing a shield wire, which can be manufactured at low cost and have a good flexibility, the shield wire is structured by one covered wire, a metal foil shield wound around the covered wire, and a sheath covering around the metal foil shield. In the metal foil shield, slits 41 are formed linearly along a lengthwise direction of a core, and the slits adjacent to each other with a space in a direction intersecting the lengthwise direction of the core are staggered along the lengthwise direction. The shield wire including such metal foil shield has a good flexibility.
    Type: Application
    Filed: May 18, 2007
    Publication date: November 22, 2007
    Applicant: YAZAKI CORPORATION
    Inventors: Tatsuya Oga, Hidehiro Ichikawa, Shigemi Hashizawa, Koji Nomura, Masahiro Takamatsu, Akihito Tsukamoto, Sou Arikawa
  • Publication number: 20070215374
    Abstract: To simply provide a water-stopping structures for shielded electric wire in the shielded portion of the wire at a low cost, a water stop structure in a shielded electric wire is comprised by stripping a sheath 4 of the shielded electric wire in the middle part thereof; permeating an adhesive into the exposed shield member 3; overlaying a heat shrinkable tube 12 over the shield member via hot melt 14; and heat shrinking the heat shrinkable tube 12 in a state where both ends of the heat shrinkable tube 12 are overlapped with the outer periphery of the sheath 4.
    Type: Application
    Filed: March 19, 2007
    Publication date: September 20, 2007
    Applicant: YAZAKI CORPORATION
    Inventors: Hidehiro Ichikawa, Kouichi Yamamoto, Shigemi Hashizawa
  • Publication number: 20060278423
    Abstract: That portion of a wire harness, corresponding to an installation path region E1 where a cable is not required to have flexibility, includes rigid wires 1 each having a single conductor 1a, and a metal shielding case 2 covering outer peripheries of the rigid wires 1. Each of those portions of the wire harness, corresponding respectively to installation path regions E2 where the cable is required to have flexibility, includes flexible wires 4, and a flexible shielding member 5 covering outer peripheries of the flexible wires 4. Conductors 4a of the flexible wires 4 are connected to the conductors 1a of the rigid wires 1, and the metal protector 2 is connected to the flexible shielding members 5.
    Type: Application
    Filed: November 23, 2005
    Publication date: December 14, 2006
    Applicant: YAZAKI CORPORATION
    Inventors: Hidehiro Ichikawa, Shigemi Hashizawa
  • Publication number: 20060121773
    Abstract: A portion of a conductor 1a of each high-voltage wire, exposed by removing an insulating sheath 1b, is formed into a flat plate-like terminal 2 of an integral construction. A portion of a conductor 3a of each of the other high-voltage wires 3, exposed from an insulating sheath 3b, is formed into a flat plate-like terminal 4. Each mating pair of flat plate-like terminals 2 and 4 are connected together by welding or melt adhesion, and are received within an insulating casing 5, and are sealed by a hot-melt adhesive 6 filled in the insulating casing 5.
    Type: Application
    Filed: November 23, 2005
    Publication date: June 8, 2006
    Inventors: Hidehiro Ichikawa, Shigemi Hashizawa
  • Patent number: 6963030
    Abstract: A grommet structure includes: braided wires (5) which are separated at an electric wire through hole (1a); an electric wire (W2) covered with the braided wire (5); an electric wire (W1) not covered with the braided wire (5); a grommet body (6) having electric wire fit press portions (9) into which the electric wires (W1) and (W2) are press fitted and a flange (10) integrally provided on the electric wire fit press portions (9); a pair of shield shell covers (7) and (8) having shield connecting portions (14) to which ends of the separated braided wires (5) are respectively connected and which sandwich the flange (10) of the grommet body (6) and which are fixed to a periphery of the electric wire through hole (1a) of a vehicle body panel (1); the grommet body (6) is provided with a water-block projection (11) which prevents water from passing and the lower shield shell cover (8) is provided with a waterproof packing (18) which prevents water from passing.
    Type: Grant
    Filed: December 21, 2004
    Date of Patent: November 8, 2005
    Assignee: Yazaki Corporation
    Inventors: Tsuyoshi Matsui, Shigemi Hashizawa