Patents by Inventor Noriyasu Tokunaga

Noriyasu Tokunaga 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: 4580646
    Abstract: A motor mounting apparatus in a hydrostatically driven vehicle including a hydraulic pump and a hydraulic motor. The mounting apparatus includes a mounting plate fixedly secured to the motor. The mounting plate has an upwardly extending section and a downwardly extending section. The upwardly extending section is mounted to brackets with bolts and which brackets are in turn mounted to the outer surface of a vehicle frame with bolts. A final drive casing is detachably mounted to the outer surface of the frame and the downwardly extending section of the mounting plate is mounted to the final drive casing via the frame.
    Type: Grant
    Filed: December 20, 1983
    Date of Patent: April 8, 1986
    Assignee: Kabushiki Kaisha Komatsu Seisakusho
    Inventor: Noriyasu Tokunaga
  • Patent number: 4577714
    Abstract: A power transmission arrangement for a hydrostatically driven vehicle including an engine mounted on a rear section of the vehicle body and a power distributor mounted on a front section of the vehicle body. The power distributor is operatively connected to the engine through a power transmission shaft and has at least two power outputs. A pair of pump and motor units are mounted on both sides of the vehicle body relative to the transmission shaft. Each pump and motor unit constitutes a hydrostatic transmission in which a motor is connected with a pump in a closed loop and driven thereby. Each pump and motor unit is connected with the power output of the power distributor and driven thereby. An output of each pump and motor unit is connected to a final drive of the vehicle.
    Type: Grant
    Filed: December 20, 1983
    Date of Patent: March 25, 1986
    Assignee: Kabushiki Kaisha Komatsu Seisakusho
    Inventor: Noriyasu Tokunaga