Patents Assigned to Keihin Hatsujyo Company Limited
  • Wire forming apparatus for torsion springs
    Patent number: 4362038
    Abstract: A wire forming apparatus for torsion springs is disclosed. This apparatus comprises servomotors for performing the rotational and axial movement of an arbor and the feeding of a wire, a terminal forming mechanism, a cutting mechanism, a microcomputer for driving the servomotors, the terminal forming mechanism and the cutting mechanism, and various detecting mechanisms disposed at each constructional part for performing feedback control through the microcomputer.
    Type: Grant
    Filed: April 29, 1980
    Date of Patent: December 7, 1982
    Assignee: Keihin Hatsujyo Company Limited
    Inventors: Sota Katahira, Hideaki Tsukioka, Yutaka Sakuma, Hideo Higuchi