Patents by Inventor Yasutoyo OOKI

Yasutoyo OOKI 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).

  • ARM-LIKE-STRUCTURE PRODUCING METHOD AND ARM-LIKE STRUCTURE
    Publication number: 20210094095
    Abstract: Provided is a method for producing an arm-like structure in which the arm-like structure is produced by: forming an arm precursor member having an external shape of the arm-like structure by, in a state in which a die is closed with a metal pipe member being disposed in a cavity thereof, pressurizing the pipe member with liquid supplied to an inside thereof to cause an external surface of the thus expanded pipe member to be pressed against an inner surface of the cavity; and forming a flange portion to be attached to a driven body by machining at least an end of the formed arm precursor member.
    Type: Application
    Filed: September 18, 2020
    Publication date: April 1, 2021
    Applicants: FANUC CORPORATION, TUBE FORMING CO., LTD.
    Inventors: Kazutaka NAKAYAMA, Kenichiro ABE, Masahiro MORIOKA, Yasutoyo OOKI, Keiichi TSUCHIYA