Patents by Inventor Akihito HIRUNAGI

Akihito HIRUNAGI 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).

  • Refueling portion structure
    Patent number: 10160312
    Abstract: A movement permitting section is provided at a nozzle guide 22 at an interior of an inlet pipe 14. When a stopper 24 receives pushing force toward a fuel tank side from a refueling nozzle 18, the movement permitting section deforms so as to permit movement of the stopper 24 toward a radial direction outer side of the nozzle guide 22 or toward a fuel tank side.
    Type: Grant
    Filed: October 20, 2016
    Date of Patent: December 25, 2018
    Assignees: TOYOTA JIDOSHA KABUSHIKI KAISHA, TOYODA GOSEI CO., LTD.
    Inventors: Shinji Shimokawa, Atsushi Sekihara, Yoshinari Hiramatsu, Motoyasu Kito, Akihito Hirunagi
  • Filler pipe and vehicle fuel filler port structure
    Patent number: 9931928
    Abstract: A filler pipe is attached to a retainer that holds a fuel nozzle holder. The retainer includes: a first attaching portion attached to an inlet portion of the filler pipe; a holding portion having an engaging hole; and an opening positioned at a first end of the retainer, which is closer to a longitudinal center of the filler pipe than a second end is. The fuel nozzle holder includes: a second attaching portion and including an engaging piece that engages the engaging hole; and a main body extending from the second attaching portion toward the longitudinal center of the filler pipe. The engaging piece is surrounded at three sides by a groove having a U-shape. The engaging piece is connected to the second attaching portion on the main body-side. The holding portion extends toward the longitudinal center of the filler pipe to cover the groove.
    Type: Grant
    Filed: February 13, 2017
    Date of Patent: April 3, 2018
    Assignees: TOYOTA JIDOSHA KABUSHIKI KAISHA, TOYODA GOSEI CO., LTD.
    Inventors: Motoyasu Kito, Akihito Hirunagi, Shinji Shimokawa, Atsushi Sekihara, Yoshinari Hiramatsu
  • FILLER PIPE AND VEHICLE FUEL FILLER PORT STRUCTURE
    Publication number: 20170232837
    Abstract: A filler pipe is attached to a retainer that holds a fuel nozzle holder. The retainer includes: a first attaching portion attached to an inlet portion of the filler pipe; a holding portion having an engaging hole; and an opening positioned at a first end of the retainer, which is closer to a longitudinal center of the filler pipe than a second end is. The fuel nozzle holder includes: a second attaching portion and including an engaging piece that engages the engaging hole; and a main body extending from the second attaching portion toward the longitudinal center of the filler pipe. The engaging piece is surrounded at three sides by a groove having a U-shape. The engaging piece is connected to the second attaching portion on the main body-side. The holding portion extends toward the longitudinal center of the filler pipe to cover the groove.
    Type: Application
    Filed: February 13, 2017
    Publication date: August 17, 2017
    Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, TOYODA GOSEI CO., LTD.
    Inventors: Motoyasu KITO, Akihito HIRUNAGI, Shinji SHIMOKAWA, Atsushi SEKIHARA, Yoshinari HIRAMATSU
  • REFUELING PORTION STRUCTURE
    Publication number: 20170120746
    Abstract: A movement permitting section is provided at a nozzle guide 22 at an interior of an inlet pipe 14. When a stopper 24 receives pushing force toward a fuel tank side from a refueling nozzle 18, the movement permitting section deforms so as to permit movement of the stopper 24 toward a radial direction outer side of the nozzle guide 22 or toward a fuel tank side.
    Type: Application
    Filed: October 20, 2016
    Publication date: May 4, 2017
    Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, TOYODA GOSEI CO., LTD.
    Inventors: Shinji SHIMOKAWA, Atsushi SEKIHARA, Yoshinari HIRAMATSU, Motoyasu KITO, Akihito HIRUNAGI