Patents by Inventor Rolf Connert

Rolf Connert 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).

  • Actuator for actuating a lift valve
    Patent number: 7322374
    Abstract: An actuator for actuating a non-camshaft driven lift valve (12) of an internal combustion engine (10) includes a reciprocating tappet (20) that is coupled to the lift valve (12), a target ring (26) being attached to the outer circumference of the tappet, the target ring (26) having at least one slit and being made as a separate prefabricated part and consisting of an Fe-based material or of a ferritic material.
    Type: Grant
    Filed: September 12, 2002
    Date of Patent: January 29, 2008
    Assignee: Bayerische Motorenwerke Aktiengesellschaft
    Inventors: Klaus Gebauer, Walter Strzoda, Rudolf Kragl, Joachim Homeister, Martin Lorscheid, Rolf Connert, Till Scheffler, Rudi Seethaler
  • Device for measuring the lift of poppet valves
    Patent number: 7121300
    Abstract: A device for measuring the height of lift of poppet valves, in particular for poppet valves installed in internal combustion engines, with the help of inductive pickups, including a coil in a stationary mount and a metal sleeve which is in flush alignment in the valve shaft and is axially movable in the coil, and the sleeve is secured with axial play within the groove.
    Type: Grant
    Filed: May 6, 2005
    Date of Patent: October 17, 2006
    Assignee: Bayerische Motoren Werke Aktiengesellschaft
    Inventors: Rudolf Kragl, Rolf Connert, Martin Lorscheid, Till Scheffler
  • Device for measuring the lift of poppet valves
    Publication number: 20050241699
    Abstract: A device for measuring the height of lift of poppet valves, in particular for poppet valves installed in internal combustion engines, with the help of inductive pickups, including a coil in a stationary mount and a metal sleeve which is in flush alignment in the valve shaft and is axially movable in the coil, and the sleeve is secured with axial play within the groove.
    Type: Application
    Filed: May 6, 2005
    Publication date: November 3, 2005
    Applicant: Bayerische Motoren Werke AG
    Inventors: Rudolf Kragl, Rolf Connert, Martin Lorscheid, Till Scheffler