Patents by Inventor Sigeru TANIGUCHI

Sigeru TANIGUCHI 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).

  • Suspension device and traveling device
    Patent number: 11731473
    Abstract: Provided is a suspension device including a drive wheel, a first driven wheel that is disposed on one side in a front-rear direction with respect to the drive wheel, a second driven wheel that is disposed on the other side in the front-rear direction with respect to the drive wheel, a bogie link member that supports the drive wheel and the first driven wheel and is oscillatable around a first oscillation axis, and a rocker link member that supports the second driven wheel and the bogie link member and is oscillatable around a second oscillation axis. When viewed from a left-right direction, the first oscillation axis is not on the same vertical line as a rotation axis of the drive wheel and is located above the rotation axis in a vertical direction and located inside a contour of the drive wheel.
    Type: Grant
    Filed: October 18, 2022
    Date of Patent: August 22, 2023
    Assignee: SUMITOMO HEAVY INDUSTRIES, LTD.
    Inventor: Sigeru Taniguchi
  • SUSPENSION DEVICE AND TRAVELING DEVICE
    Publication number: 20230122451
    Abstract: Provided is a suspension device including a drive wheel, a first driven wheel that is disposed on one side in a front-rear direction with respect to the drive wheel, a second driven wheel that is disposed on the other side in the front-rear direction with respect to the drive wheel, a bogie link member that supports the drive wheel and the first driven wheel and is oscillatable around a first oscillation axis, and a rocker link member that supports the second driven wheel and the bogie link member and is oscillatable around a second oscillation axis. When viewed from a left-right direction, the first oscillation axis is not on the same vertical line as a rotation axis of the drive wheel and is located above the rotation axis in a vertical direction and located inside a contour of the drive wheel.
    Type: Application
    Filed: October 18, 2022
    Publication date: April 20, 2023
    Applicant: SUMITOMO HEAVY INDUSTRIES, LTD.
    Inventor: Sigeru TANIGUCHI