Patents by Inventor Kuniyoshi Konno

Kuniyoshi Konno 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).

  • Supporting device for rotor winding in rotary electric machine
    Patent number: 4143290
    Abstract: A rotor for use in a rotary electric machine, which rotor includes a rotary shaft, a core on the shaft, windings wound around the core and having axial end portions thereof protruded from the axial ends of the core respectively, retaining rings each fixedly mounted on the shaft and extending around the outer peripheral surface of each protruded end portion of the windings for preventing each protruded end portion from being radially outwardly moved during the rotation of the shaft, and shielding layers each positioned between the inner peripheral surface of each retaining ring and the outer peripheral surface of each protruded end portion of the windings for preventing the cooling gas from being in contact with the inner peripheral surface of each of the retaining rings.
    Type: Grant
    Filed: September 13, 1976
    Date of Patent: March 6, 1979
    Assignee: Hitachi, Ltd.
    Inventors: Satoshi Mizukami, Etsuhiko Shoyama, Kenji Matsunobu, Masatosi Taniguchi, Kuniyoshi Konno, Katunori Kimura