Patents by Inventor Stefan Christel

Stefan Christel 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).

  • Clamping disk and cam adjusting unit
    Patent number: 8844483
    Abstract: A clamping disk (1) for the non-positive connection of components in a cam adjusting system, a cam adjusting system (15) having a clamping disk (1) and a method for checking the mounting of the clamping disk (1) are provided. The clamping disk (1) has an essentially circular base body (2) which has at least one friction surface for a contact partner. The base body (2) is axially penetrated by a material recess (10). The mounting of the clamping disk (1) can be controlled in a simple manner by distance measuring.
    Type: Grant
    Filed: February 8, 2011
    Date of Patent: September 30, 2014
    Assignee: Schaeffler Technologies GmbH & Co. KG
    Inventors: Rainer Ottersbach, Christoph Betz, Rudiger Herzog, Stefan Christel, Stefan Sebald, Uwe Stollberger
  • CLAMPING DISK AND CAM ADJUSTING UNIT
    Publication number: 20120304946
    Abstract: A clamping disk (1) for the non-positive connection of components in a cam adjusting system, a cam adjusting system (15) having a clamping disk (1) and a method for checking the mounting of the clamping disk (1) are provided. The clamping disk (1) has an essentially circular base body (2) which has at least one friction surface for a contact partner. The base body (2) is axially penetrated by a material recess (10). The mounting of the clamping disk (1) can be controlled in a simple manner by distance measuring.
    Type: Application
    Filed: February 8, 2011
    Publication date: December 6, 2012
    Applicant: SCHAEFFLER TECHNOLOGIES AG & CO. KG
    Inventors: Rainer Ottersbach, Christoph Betz, Rudiger Herzog, Stefan Christel, Stefan Sebald, Uwe Stollberger
  • Camshaft adjuster
    Publication number: 20060000435
    Abstract: A camshaft adjuster with a stator and a rotor having several radially protruding vanes, which run against stops in order to limit the hydraulically controlled adjustment motion is provided. The stops (9, 9?, 9a-9o) are provided on a lateral cover plate (10) or a side wall or a disc-shaped or circular stop element (12) provided inside the cover plate or the side wall.
    Type: Application
    Filed: July 5, 2005
    Publication date: January 5, 2006
    Applicant: INA-Schaeffler KG
    Inventors: Jan-Rene Aust, Stefan Christel, Mike Kohrs, Rainer Ottersbach