Patents by Inventor Haruo Arahori

Haruo Arahori 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).

  • Grinding and polishing apparatus
    Patent number: 4485595
    Abstract: A grinding and polishing apparatus wherein an air grinder is incorporated in the tool attaching spindle of a machining center main body in exactly the same manner as in the other exchange tools so that grinding and polishing operations can be performed. The tool attaching spindle is centrally formed with a tool mounting bore and a compressed air feed passage. The air grinder is attached to the tool mounting bore and driven by fluid being fed from the compressed air feed passage. The apparatus further includes air feed control means, whereby supply of fluid to the compressed air feed passage is started after the base portion of the air grinder is mounted in the tool mounting bore and supply of fluid is stopped immediately before the air grinder is removed from the tool mounting bore.
    Type: Grant
    Filed: June 6, 1983
    Date of Patent: December 4, 1984
    Assignee: Fuji Kuuki Kabushiki Kaisha
    Inventors: Toshimasa Minamiyama, Haruo Arahori