Patents by Inventor Takahiro FUTATSUMORI

Takahiro FUTATSUMORI 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: 20250100470
    Abstract: A composite cable includes a plurality of power lines for supplying an operating power source to a device to be controlled; a plurality of first signal lines for transmitting control signals for controlling the device to be controlled; a plurality of second signal lines for transmitting detection signals of a sensor for detecting a physical quantity; and a sheath collectively covering the plurality of power supply lines, the plurality of first signal lines, and the plurality of second signal lines, wherein a signal line section in which the plurality of first signal lines and the plurality of second signal lines are twisted together and the plurality of power lines are twisted together inside the sheath, and the plurality of first signal lines and the plurality of second signal lines are twisted together in a spiral shape all together around a central axis of the signal line section.
    Type: Application
    Filed: August 23, 2024
    Publication date: March 27, 2025
    Inventors: Hirotaka ESHIMA, Yoshikazu HAYAKAWA, Takahiro FUTATSUMORI
  • Publication number: 20250104886
    Abstract: A composite cable includes a plurality of power lines for supplying operating power to a device to be controlled, a plurality of first signal lines for transmitting control signals for controlling the device to be controlled, a plurality of second signal lines for redundancy of the plurality of first signal lines; and a sheath collectively covering the plurality of power lines, the plurality of first signal lines, and the plurality of second signal lines, wherein a signal line section where the plurality of first signal lines and the plurality of second signal lines are twisted together and the plurality of power lines are stranded together inside the sheath, and wherein the plurality of first signal lines and the plurality of second signal lines are collectively twisted in a spiral shape around a central axis of the signal line section.
    Type: Application
    Filed: August 23, 2024
    Publication date: March 27, 2025
    Inventors: Hirotaka ESHIMA, Yoshikazu HAYAKAWA, Takahiro FUTATSUMORI
  • Publication number: 20250104889
    Abstract: A composite cable includes a plurality of power lines for supplying an operating power to a device to be controlled; first twisted signal lines comprising a plurality of twisted first signal lines for transmitting control signals to control the device to be controlled; second twisted signal lines comprising a plurality of twisted second signal lines for redundancy of the plurality of first signal lines; and a sheath collectively covering the plurality of power lines, the plurality of first twisted signal lines, and the plurality of second twisted signal lines, wherein the first twisted signal lines and the second twisted signal lines are disposed apart so as to sandwich the plurality of power lines.
    Type: Application
    Filed: August 23, 2024
    Publication date: March 27, 2025
    Inventors: Hirotaka ESHIMA, Yoshikazu HAYAKAWA, Takahiro FUTATSUMORI
  • Publication number: 20250023335
    Abstract: A wire harness is provided with a first cable and a second cable, each having a plurality of wires, a connector at one end of the first cable, and a protective member covering at least a portion of the plurality of wires of the second cable.
    Type: Application
    Filed: June 27, 2024
    Publication date: January 16, 2025
    Inventors: Hirotaka ESHIMA, Yoshikazu HAYAKAWA, Takahiro FUTATSUMORI
  • Publication number: 20250018885
    Abstract: A wiring harness includes a first cable and a second cable, a one-side connector arranged on one end of the first cable, and a cover member covering at least a portion of each of the first and second cables together with a portion of the one-side connector.
    Type: Application
    Filed: July 9, 2024
    Publication date: January 16, 2025
    Inventors: Hirotaka ESHIMA, Yoshikazu HAYAKAWA, Takahiro FUTATSUMORI
  • Publication number: 20240391403
    Abstract: A vehicle wiring structure is provided with a cable having one end located at a wheel side and an other end located at a vehicle body side. The cable connects a wheel-side controller and a wheel speed sensor located at the wheel side to a vehicle body-side controller located at the vehicle body side. The wheel-side controller includes a motor control unit that controls an electric motor that drives an electric brake unit that brakes wheels, and a communication control unit that communicates with the vehicle body-side controller. The communication control unit transmits signals indicating detection results of a motor sensor that detects motor conditions and signals indicating detection results of an on-board sensor to the vehicle body-side controller via a single shared signal line. The cable includes the single shared signal line and a wheel speed sensor-signal line that transmits detection signals of the wheel speed sensor to the vehicle body-side controller.
    Type: Application
    Filed: May 14, 2024
    Publication date: November 28, 2024
    Applicant: Proterial, Ltd.
    Inventors: Hirotaka ESHIMA, Yoshikazu HAYAKAWA, Takahiro FUTATSUMORI
  • Publication number: 20240266087
    Abstract: A wire harness is provided with a plurality of electric wires, a sheath covering the plurality of electric wires together, a tubular elastic member disposed around the sheath, a tightening member for tightening one part of the elastic member to secure the elastic member and the sheath to an attachment object, a cover having a gripping portion for gripping another part of the elastic member, a first guide portion for guiding some of the plurality of electric wires in a first direction, and a second guide portion for guiding some other of the plurality of electric wires in a second direction that is different from the first direction.
    Type: Application
    Filed: January 25, 2024
    Publication date: August 8, 2024
    Inventors: Hirotaka ESHIMA, Shingo HATAYAMA, Yoshikazu HAYAKAWA, Takahiro FUTATSUMORI
  • Patent number: 12014845
    Abstract: A composite cable is composed of plural electric power wires, a first twisted wire made by laying plural signal wires together, a second twisted wire disposed opposite the first twisted wire with the electric power wires between the first twisted wire and the second twisted wire, and a sheath formed over plural electric power wires, the first twisted wire, and the second twisted wire. The second twisted wire is made by laying plural electric wires including a grounding wire together. Each of the plural electric wires of the second twisted wire is composed of a conductor and an insulator formed over the conductor.
    Type: Grant
    Filed: September 23, 2022
    Date of Patent: June 18, 2024
    Assignee: PROTERIAL, LTD.
    Inventors: Tomoyuki Murayama, Yoshikazu Hayakawa, Hirotaka Eshima, Takahiro Futatsumori
  • Patent number: 11664136
    Abstract: A composite cable includes a plurality of power lines, one signal line unit, and a sheath collectively covering the plurality of power lines and the one signal line unit. The signal line unit includes a plurality of pairs of signal lines, and an inner sheath covering a first assembled article. The first assembled article is formed by arranging the signal lines to be paired at each pair of adjacent vertices of a polygon with an even number of vertices in a cross-section perpendicular to a longitudinal direction of the signal line unit and twisting all the signal lines together. A twisting direction of a second assembled article formed by twisting the plurality of power lines and the one signal line unit together is different from a twisting direction of the first assembled article.
    Type: Grant
    Filed: September 22, 2021
    Date of Patent: May 30, 2023
    Assignee: HITACHI METALS, LTD.
    Inventors: Yoshikazu Hayakawa, Tomoyuki Murayama, Hirotaka Eshima, Takahiro Futatsumori
  • Patent number: 11632008
    Abstract: An arrangement structure of wiring member for rotating electrical machine is configured in such a manner that a wiring member for rotating electrical machine including a plurality of conductive wires and connecting coil ends of a stator to electrodes of a terminal block in a rotating electrical machine is arranged on an arranging target member. The wiring member for rotating electrical machine includes a holding portion including a molded resin so as to cover all the plurality of conductive wires together and holds the plurality of conductive wires. A cushioning member comprising an elastic body is provided between the holding portion and the arranging target member. The holding portion is arranged on the arranging target member via the cushioning member.
    Type: Grant
    Filed: August 12, 2020
    Date of Patent: April 18, 2023
    Assignee: HITACHI METALS, LTD.
    Inventors: Jun Umetsu, Noriyuki Takahashi, Takahiro Futatsumori
  • Publication number: 20230094637
    Abstract: A composite cable is composed of plural electric power wires, a first twisted wire made by laying plural signal wires together, a second twisted wire disposed opposite the first twisted wire with the electric power wires between the first twisted wire and the second twisted wire, and a sheath formed over plural electric power wires, the first twisted wire, and the second twisted wire. The second twisted wire is made by laying plural electric wires including a grounding wire together. Each of the plural electric wires of the second twisted wire is composed of a conductor and an insulator formed over the conductor.
    Type: Application
    Filed: September 23, 2022
    Publication date: March 30, 2023
    Inventors: Tomoyuki MURAYAMA, Yoshikazu HAYAKAWA, Hirotaka ESHIMA, Takahiro FUTATSUMORI
  • Publication number: 20230095084
    Abstract: A composite cable includes a plurality of internal cables and a covering member covering peripheries of the plurality of internal cables. At least one of the plurality of internal cables includes at least one electric wire having a conductor, a first sheath covering a periphery of the at least one electric wire, a shield covering a periphery of the first sheath, and a second sheath covering a periphery of the shield.
    Type: Application
    Filed: September 26, 2022
    Publication date: March 30, 2023
    Inventors: Hirotaka Eshima, Fumihito Oka, Yoshikazu Hayakawa, Tomoyuki Murayama, Takahiro Futatsumori
  • Publication number: 20230083925
    Abstract: A wire harness is provided with a cable including wires coated with a sheath, a rubber stopper that covers an end of the sheath together with a portion in a longitudinal direction of the wires, and a cover made of a harder material than the rubber stopper and accommodating the rubber stopper. The rubber stopper integrally has a sheath sealing portion having an inner peripheral surface that comes into contact with an outer peripheral surface of the sheath, and a wire sealing portion including plural insertion holes to which the wires are inserted. The cover integrally has a sheath holding portion that crimps and holds an uncovered portion of the sheath that is not covered by the rubber stopper, and a rubber stopper holding portion that crimps and holds the rubber stopper.
    Type: Application
    Filed: September 2, 2022
    Publication date: March 16, 2023
    Inventors: Noriyuki TAKAHASHI, Takahiro FUTATSUMORI
  • Patent number: 11569003
    Abstract: A composite cable is composed of a plurality of power supply wires, a plurality of signal wires, two or more of which are configured to be connected to a common terminal member, and a sheath provided to cover the plurality of power supply wires and the plurality of signal wires together. The two or more of the plurality of signal wires being configured to be connected to the common terminal member are provided adjacent to each other.
    Type: Grant
    Filed: February 27, 2020
    Date of Patent: January 31, 2023
    Assignee: HITACHI METALS, LTD.
    Inventors: Yoshikazu Hayakawa, Tomoyuki Murayama, Hirotaka Eshima, Takahiro Futatsumori
  • Patent number: 11476014
    Abstract: A wire harness includes a cable and a holding member. The cable includes a twisted wire, and an insulation coating that coats the twisted wire. The cable has a bent portion. The holding member covers a range of the cable including the bent portion, and retains a shape of the bent portion. The twisted wire is in contact with the holding member at least in a part of the bent portion.
    Type: Grant
    Filed: July 28, 2020
    Date of Patent: October 18, 2022
    Assignee: HITACHI METALS, LTD.
    Inventors: Hirotaka Eshima, Takahiro Futatsumori, Shingo Hatayama
  • Patent number: 11312319
    Abstract: A wire harness includes a plurality of insulated electric wires, a sheath covering a part in a longitudinal direction of the insulated wires, and a branching portion fixing member covering an end portion of the sheath with the insulated wires guided out therefrom, and one-parts in respective longitudinal directions of the insulated wires being guided out from the end portion of the sheath. The branching portion fixing member includes a plurality of guiding-out portions to guide out the one-parts of the plurality of insulated wires respectively. The wire harness is provided with a protective tube to cover at least one of the guiding-out portions, and the insulated wire guided out from the at least one of the guiding-out portions, and a tightening member to tighten and fix one end portion of the protective tube to an outer peripheral surface of the at least one of the guiding-out portions.
    Type: Grant
    Filed: January 30, 2020
    Date of Patent: April 26, 2022
    Assignee: HITACHI METALS, LTD.
    Inventors: Hirotaka Eshima, Takahiro Futatsumori
  • Publication number: 20220102023
    Abstract: A composite cable includes a plurality of power lines, one signal line unit, and a sheath collectively covering the plurality of power lines and the one signal line unit. The signal line unit includes a plurality of pairs of signal lines, and an inner sheath covering a first assembled article. The first assembled article is formed by arranging the signal lines to be paired at each pair of adjacent vertices of a polygon with an even number of vertices in a cross-section perpendicular to a longitudinal direction of the signal line unit and twisting all the signal lines together. A twisting direction of a second assembled article formed by twisting the plurality of power lines and the one signal line unit together is different from a twisting direction of the first assembled article.
    Type: Application
    Filed: September 22, 2021
    Publication date: March 31, 2022
    Inventors: Yoshikazu Hayakawa, Tomoyuki Murayama, Hirotaka Eshima, Takahiro Futatsumori
  • Publication number: 20220102027
    Abstract: A composite cable includes a plurality of power lines, one signal line unit, and a sheath collectively covering the plurality of power lines and the one signal line unit. The signal line unit includes a plurality of pairs of signal lines, and an inner sheath covering a first assembled article. The first assembled article is formed by arranging the signal lines to be paired at each pair of opposing vertices of a polygon with an even number of vertices in a cross-section perpendicular to a longitudinal direction of the signal line unit and twisting all the signal lines together.
    Type: Application
    Filed: September 22, 2021
    Publication date: March 31, 2022
    Inventors: Yoshikazu HAYAKAWA, Tomoyuki MURAYAMA, Hirotaka ESHIMA, Takahiro FUTATSUMORI
  • Patent number: 11264148
    Abstract: A composite cable includes a pair of first electric wires, a twisted pair wire formed by twisting a pair of second electric wires having a smaller outer diameter than the first electric wires, a tape member wound into a spiral around an assembly that is formed by twisting the pair of first electric wires and the twisted pair wire together, and a sheath covering an outer periphery of the tape member. The tape member and the sheath includes an inwardly projecting part formed in a spiral along a cable longitudinal direction and formed so as to enter inward at least one of a valley part between the two first electric wires and valley parts between the first electric wires and the twisted pair wire. The inwardly projecting part has a projecting length of not less than 3% of an outer diameter of the first electric wires.
    Type: Grant
    Filed: December 25, 2015
    Date of Patent: March 1, 2022
    Assignee: HITACHI METALS, LTD.
    Inventors: Yoshikazu Hayakawa, Tomoyuki Murayama, Hirotaka Eshima, Fumihito Oka, Takahiro Futatsumori
  • Publication number: 20210210251
    Abstract: A composite cable includes a pair of first electric wires, a twisted pair wire formed by twisting a pair of second electric wires having a smaller outer diameter than the first electric wires, a tape member wound into a spiral around an assembly that is formed by twisting the pair of first electric wires and the twisted pair wire together, and a sheath covering an outer periphery of the tape member. The tape member and the sheath includes an inwardly projecting part formed in a spiral along a cable longitudinal direction and formed so as to enter inward at least one of a valley part between the two first electric wires and valley parts between the first electric wires and the twisted pair wire. The inwardly projecting part has a projecting length of not less than 3% of an outer diameter of the first electric wires.
    Type: Application
    Filed: December 25, 2015
    Publication date: July 8, 2021
    Inventors: Yoshikazu HAYAKAWA, Tomoyuki MURAYAMA, Hirotaka ESHIMA, Fumihito OKA, Takahiro FUTATSUMORI