Patents Assigned to The Milford Rivet & Machine Company
  • Hydraulically operated riveting machine
    Patent number: 3955739
    Abstract: A hydraulically actuated power cylinder reciprocates a driver to exert a compressive force to upset a rivet with the power cylinder's movement being made to correspond to the movement of a pump cylinder by a fluid connection therebetween. The pump cylinder's movements are mechanically actuated according to a programmed cam and actuation is made to occur only during the riveting cycle by a control circuit operating a clutch and brake with the circuit inhibiting operation upon the sensing of a malfunction.
    Type: Grant
    Filed: December 30, 1974
    Date of Patent: May 11, 1976
    Assignee: The Milford Rivet & Machine Company
    Inventors: Richard L. Markus, William P. Hidden, Daniel F. Hefler