Patents Assigned to AB Gustavbergs Fabriker
  • Locking toggle joint for gripping tongs
    Patent number: 3986743
    Abstract: The present invention relates to a toggle joint, specially to an angular positioning device for a gripping means for gripping tongs where the movements of the tong jaws of the gripping means are regulated by a control cable whose one end is fixed in the gripping means and whose other end is connected to an operating trigger in the handle of the gripping tongs. Said device is formed as a toggle joint having two cooperating joint surfaces designed with locking means which engage one another and forming clutch couplings.
    Type: Grant
    Filed: March 18, 1975
    Date of Patent: October 19, 1976
    Assignee: AB Gustavbergs Fabriker
    Inventors: Per-Olof Bjurling, Sven-Eric Juhlin