Patents by Inventor Joachim Ilg

Joachim Ilg 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).

  • Rotary slide valve
    Patent number: 7735508
    Abstract: A rotary slide valve, in particular for speed-dependent power steering systems in motor vehicles, has a torsion bar, a rotary slide, and a control bushing. The control bushing is pressed onto a pinion and the torsion bar is inserted into a torsion bar bore of the pinion. The control bushing is connected rotation-fast to the pinion by shaping. The torsion bar has teeth that are pressed into the torsion bar bore of the pinion and that connect the torsion bar to the pinion rotation-fast.
    Type: Grant
    Filed: May 8, 2007
    Date of Patent: June 15, 2010
    Assignee: ZF Lenksysteme GmbH
    Inventors: Peter Ertle, Karl-Heinz Urban, Joachim Ilg
  • Rotary valve
    Publication number: 20070284007
    Abstract: A rotary slide valve, in particular for speed-dependent power steering systems in motor vehicles, has a torsion bar, a rotary slide, and a control bushing. The control bushing is pressed onto a pinion and the torsion bar is inserted into a torsion bar bore of the pinion. The control bushing is connected rotation-fast to the pinion by shaping. The torsion bar has teeth that are pressed into the torsion bar bore of the pinion and that connect the torsion bar to the pinion rotation-fast.
    Type: Application
    Filed: May 8, 2007
    Publication date: December 13, 2007
    Inventors: Peter Ertle, Karl-Heinz Urban, Joachim Ilg