Patents by Inventor Peter Augustinius Johannes Achten

Peter Augustinius Johannes Achten has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Apparatus for executing activities assisted by hydromotors and a hydraulic transformer for use in such an apparatus
    Patent number: 7028470
    Abstract: The invention relates to an apparatus for executing activities assisted by equipment driven by means of rotating or linear hydromotors. The hydromotors may be loaded and/or moved in two directions. The hydromotors are coupled via a connecting line and a hydraulic transformer with a high-pressure line. The hydraulic transformer is provided with adjusting means for controlling the hydromotor and control means are provided for restricting the fluid flow in the hydraulic transformer.
    Type: Grant
    Filed: February 10, 1999
    Date of Patent: April 18, 2006
    Assignee: Innas Free Piston B.V.
    Inventor: Peter Augustinius Johannes Achten