Patents by Inventor Shimpei KUBOTA

Shimpei KUBOTA 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).

  • Patent number: 12110931
    Abstract: The present invention provides a piston housing body capable of achieving downsizing and weight reduction. In a piston housing body having a main body portion provided with at least a pair of piston housing portions for housing at least a pair of opposing pistons, an operating fluid circulation flow path connecting the piston housing portions, and a connection portion for connecting an operating fluid supply flow path to the operating fluid circulation flow path, the operating fluid circulation flow path is constituted by a pipe, both end portions of the pipe are cast in the main body portion, and an intermediate portion of the pipe and the connection portion are exposed outside the main body portion.
    Type: Grant
    Filed: July 28, 2021
    Date of Patent: October 8, 2024
    Assignee: NIPPON LIGHT METAL COMPANY, LTD.
    Inventors: Kaoru Sugita, Shimpei Kubota
  • Publication number: 20240263677
    Abstract: The present invention provides a piston housing body capable of achieving downsizing and weight reduction. In a piston housing body having a main body portion provided with at least a pair of piston housing portions for housing at least a pair of opposing pistons, an operating fluid circulation flow path connecting the piston housing portions, and a connection portion for connecting an operating fluid supply flow path to the operating fluid circulation flow path, the operating fluid circulation flow path is constituted by a pipe, both end portions of the pipe are cast in the main body portion, and an intermediate portion of the pipe and the connection portion are exposed outside the main body portion.
    Type: Application
    Filed: July 28, 2021
    Publication date: August 8, 2024
    Applicant: NIPPON LIGHT METAL COMPANY, LTD.
    Inventors: Kaoru SUGITA, Shimpei KUBOTA