Patents by Inventor Tetsuo Ebisudani

Tetsuo Ebisudani 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).

  • Structure of internal combustion engine
    Patent number: 4771745
    Abstract: A structure of internal combustion engine comprises a cylinder member composed of a cylinder which accomodates a piston connected with a crankshaft, a crankcase provided to accomodate said crankshaft, a rocker case provided to accomodate a valve actuating mechanism, an oil return passage constituting means for leading oil in said rocker case into said crankcase, and a restraining means for restraining an air flow within said crankcase from entering into said oil return passage constituting means. By the effect of the restraining means provided in relation to the oil return passage constituting means, the air flow generated by the rotation of the crankshaft does not work as a dynamic pressure of hingering the flowingdown of oil.
    Type: Grant
    Filed: April 23, 1987
    Date of Patent: September 20, 1988
    Assignee: Mitsubishi Jidosha Kogyo Kabushiki Kaishi
    Inventors: Noboru Nakamura, Hiroyasu Endo, Sadakatu Ushio, Tetsuo Ebisudani, Mitsunori Ito, Tokiichi Mizukami, Mitsuru Kishimoto