Patents by Inventor Sinobu Yamashita

Sinobu Yamashita 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).

  • Electric switch apparatus for an automatic clutch in an automotive power train using a manual power transmission system
    Patent number: 4158404
    Abstract: In an automotive power train including a manually shifted power transmission system and an automatically operated clutch unit, the clutch unit is operated by electric actuating means which is controlled by means of an electric switch apparatus which includes first and second switch means responsive to a manipulative force applied to the manually operated transmission gearshift lever, and third to fifth switch means responsive to the movement of the transmission gearshift lever toward the various gear positions of the lever and arranged to be selectively open and closed in accordance with predetermined schedules.
    Type: Grant
    Filed: September 8, 1977
    Date of Patent: June 19, 1979
    Assignee: Nissan Motor Company, Limited
    Inventors: Sinobu Yamashita, Kotei Takahashi