Patents Represented by Law Firm Antonelli, Terrry & Wands
  • Position correcting control system for servomechanism device
    Patent number: 4788482
    Abstract: The present invention relates to a control system for a servomechanism device such as robot, and more particularly to a position correcting control system for a servomechanism device which is well suited to perform high-precision positioning or high-perfomance operations on the basis of a sensor feedback control system such as force detection feedback control.
    Type: Grant
    Filed: July 21, 1987
    Date of Patent: November 29, 1988
    Assignee: Hitachi, Ltd.
    Inventors: Kyozo Tachibana, Toshihiko Sakai, Hisaaki Hirabayashi, Koichi Sugimoto, Hiroshi Sugai, Hisakazu Ninomiya