Patents by Inventor Ryohta Nakagawa

Ryohta Nakagawa 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).

  • System for and method of assembling wheels
    Patent number: 5509190
    Abstract: A system of assembling wheels is disclosed, which comprises a steering angle correcting and phase matching unit for correcting the steering angle and also matching the phase of a hub of a car body suspended by a hanger being conveyed while being moved in synchronism with the car body and a wheel setting and hub nut tightening unit or setting a wheel on the phase-matched hub and tightening a nut thereon while being moved in synchronism with the car body. The horizontal distance between the steering angle correcting and phase matching unit and the wheel setting and hub nut tightening unit, is set to a distance such that when the wheel setting and hub nut tightening unit assembles a wheel onto the hub, the steering angle correcting and phase matching unit can correct steering angle and match the phase of the hub on which the next wheel is to be set.
    Type: Grant
    Filed: August 24, 1994
    Date of Patent: April 23, 1996
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventors: Ryohta Nakagawa, Teruo Kawamura, Kazutoshi Maeda