Patents Examined by James D. Mackey
  • Drive unit
    Patent number: 7351053
    Abstract: A drive unit, in particular for a closing unit, an injection unit, or an ejector of an injection molding machine, may be used where a high axial force is applied through a hydraulic power converter. A cylinder of the power converter may be fixed relative to a frame of the injection molding machine through the intermediary of a holding device which is functionally separate from guidance of the cylinder on the frame of the injection molding machine.
    Type: Grant
    Filed: October 15, 2004
    Date of Patent: April 1, 2008
    Assignee: Bosch Rexroth AG
    Inventor: Joerg Dantlgraber