Patents by Inventor Mitsuhiro BUICHI

Mitsuhiro BUICHI 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).

  • Check valve for fuel tank and manufacturing method therefor
    Patent number: 11498417
    Abstract: There is provided a check valve for a fuel tank, including a cover to be welded to the fuel tank, a case welded to the cover and having a discharge port configured to discharge fuel into the fuel tank, and a valve body configured to open and close the discharge port. The cover includes a positioning portion on an outer circumferential surface. The case includes a vent hole which is arranged upward in a circumferential direction of the case when the check valve is mounted on the fuel tank, and a valve body supporting portion which supports the valve body inside the case. The valve body supporting portion includes a selecting portion for positioning the vent hole, which is provided on a discharge port side at a position away from the positioning portion by a predetermined angle in the circumferential direction of the case.
    Type: Grant
    Filed: August 29, 2019
    Date of Patent: November 15, 2022
    Assignee: TOYODA GOSEI CO., LTD.
    Inventors: Yukihiro Ito, Atsuki Yamaguchi, Hiroaki Kito, Mitsuhiro Buichi
  • CHECK VALVE FOR FUEL TANK AND MANUFACTURING METHOD THEREFOR
    Publication number: 20200086737
    Abstract: There is provided a check valve for a fuel tank, including a cover to be welded to the fuel tank, a case welded to the cover and having a discharge port configured to discharge fuel into the fuel tank, and a valve body configured to open and close the discharge port. The cover includes a positioning portion on an outer circumferential surface. The case includes a vent hole which is arranged upward in a circumferential direction of the case when the check valve is mounted on the fuel tank, and a valve body supporting portion which supports the valve body inside the case. The valve body supporting portion includes a selecting portion for positioning the vent hole, which is provided on a discharge port side at a position away from the positioning portion by a predetermined angle in the circumferential direction of the case.
    Type: Application
    Filed: August 29, 2019
    Publication date: March 19, 2020
    Inventors: Yukihiro ITO, Atsuki YAMAGUCHI, Hiroaki KITO, Mitsuhiro BUICHI