Patents by Inventor Jürgen Rettinger

Jürgen Rettinger 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).

  • Hydraulic valve, especially for controlling a camshaft movement in a motor vehicle
    Patent number: 6289921
    Abstract: A hydraulic valve, especially for controlling a camshaft movement in a motor vehicle, is provided. A valve bushing is insertable from an end face thereof into the receiving bore of a housing. The valve bushing has an axially extending control bore into which a disk is pressed with press fit from the end face of the valve bushing. The valve bushing, on an exterior surface thereof and starting from the end face, is provided with a turned groove that is disposed remote from a pressure medium flow.
    Type: Grant
    Filed: April 24, 2000
    Date of Patent: September 18, 2001
    Assignee: Hydraulik-Ring GmbH
    Inventors: Rolf Neuhaus, Jürgen Rettinger, Robert Schlöder