Patents Assigned to Okuma Mahinery Works Ltd.
  • Tool mounting apparatus
    Patent number: 4986704
    Abstract: A tool mounting apparatus for fixedly mounting a tool, an abrasive wheel and the like to a spindle of a machine such as a machine tool, by making use of a resilient means incorporated into the spindle. The resilient means is constituted to create a resilient force by compressing a sealingly enclosed high elastic fluid.
    Type: Grant
    Filed: November 22, 1988
    Date of Patent: January 22, 1991
    Assignee: Okuma Mahinery Works Ltd.
    Inventors: Hiroshi Narushima, Sumio Kawai