Patents by Inventor Masumi Asano

Masumi Asano 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).

  • Oil sealing deflector
    Patent number: 4664605
    Abstract: An oil sealing deflector for a turbocharger includes a substantially circular stepped plate which has a central plate portion having a center hole in which a rotor shaft of the turbocharger can be freely inserted, a peripheral plate portion, and an intermediate recessed plate portion provided between the central plate portion and the peripheral plate portion to define an oil reservoir. The peripheral plate portion has an opening for discharging the oil in the oil reservoir. The deflector further includes a tongue which extends from the plane of the recessed plate portion through the opening of the peripheral plate portion.
    Type: Grant
    Filed: December 10, 1985
    Date of Patent: May 12, 1987
    Assignees: Toyota Jidosha Kabushiki Kaisha, Aisin Seiki Kabushiki Kaisha
    Inventors: Masumi Asano, Noriaki Hattori
  • Turbocharger lubricating oil sealing method
    Patent number: 4523763
    Abstract: A lubricating oil sealing apparatus for use of a turbocharger having a compressor wheel for supplying a supercharged air through an intake passage, a turbine wheel driven by a force of an exhaust gas, and a driving shaft connecting the compressor wheel with the turbine wheel. The apparatus is located between the compressor wheel and turbine wheel, and has a labyrinth structure therein in order to prevent the lubricating oil from being suctioned into the intake passage.
    Type: Grant
    Filed: July 3, 1984
    Date of Patent: June 18, 1985
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventors: Masumi Asano, Mitsuyuki Ugajin, Kiyoshi Isogai