Patents Assigned to Tourdelos Limited
  • Actuators
    Patent number: 3945304
    Abstract: An actuator has force amplifying means coupled between piston and piston rod. The force amplifying means may be a mechanical linkage, a system of screw threads, or a hydraulic arrangement utilizing differential piston areas and may lock the piston rod at one or both stroke extremities. The mechanical advantage of the force amplifying means may vary during the stroke.
    Type: Grant
    Filed: August 5, 1974
    Date of Patent: March 23, 1976
    Assignee: Tourdelos Limited
    Inventor: Roger Keith Taylor