Patents by Inventor Soichiro Une

Soichiro Une 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: 5988888
    Abstract: A squeeze film damper bearing comprises a bearing metal 2 for supporting a rotation shaft 1, a bearing casing 3 for covering the bearing metal 2 and a concentricity spring 4 between the bearing metal 2 and the bearing casing 3. The bearing casing 3 is provided at its inner periphery with a circumferential groove 3a for accommodating the spring. The spring 4 is made of an elongate steel sheet 4a and has a plurality of recesses 4b formed on a surface of the steel sheet 4a to provide a plurality of longitudinally aligned projections 4c on the other surface of the steel sheet. The steel sheet is bent into cylindrical shape. Each of the projections 4c has a curved surface with a generating line in parallel with the rotation shaft 1.
    Type: Grant
    Filed: June 2, 1998
    Date of Patent: November 23, 1999
    Assignee: Ishikawajima-Harima Jukogyo Kabushiki Kaisha
    Inventors: Soichiro Une, Osamu Saito, Shinobu Saito, Masao Kobayashi