Patents Assigned to Zexel GmbH
  • Axial-piston drive system with a continuously adjustable piston stroke
    Patent number: 6957604
    Abstract: The invention relates to an axial piston drive with a continuously adjustable piston stroke, which comprises a drive shaft (10, 12) on which a swash plate (16) is supported in a crank chamber (14) in such a way as to be tiltable and displaceable in the axial direction, as well as a controller (18, 20) by means of which an tilt angle and an axial position of the swash plate (16) can be adjusted, and at least one piston (26, 28) connected to the swash plate (16) so that it can be actuated to move within a cylinder (22, 24).
    Type: Grant
    Filed: August 18, 2000
    Date of Patent: October 25, 2005
    Assignee: Zexel GmbH
    Inventors: Thomas Tiedemann, Otfried Schwarzkopf