Patents by Inventor Sonja DOEHLER

Sonja DOEHLER 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).

  • Patent number: 9080504
    Abstract: Actuating device for a gas flow control element arranged in an inflow path of a turbocharger turbine and connected to a spindle traversing a turbine housing wall and fixed to an adjusting element adjoining said wall; a resilient seal pretensioned in the spindle axis direction comprises at least one annular sealing disc traversed by the spindle and being a resilient sheet metal ring is installed between said wall and the adjusting element said ring being pressed with bead feet of at least one annular half bead against an abutment surface fixed relative to the adjusting element and an abutment surface fixed relative to said wall, and the seal together with said abutment surfaces and at least the spindle delimit a space being sealed gastightly except for at least a gap between the spindle and said wall.
    Type: Grant
    Filed: May 23, 2012
    Date of Patent: July 14, 2015
    Assignee: ELRINGKLINGER AG
    Inventors: Sonja Doehler, Stephan Maier
  • Publication number: 20120319020
    Abstract: Actuating device for a gas flow control element arranged in an inflow path of a turbocharger turbine and connected to a spindle traversing a turbine housing wall and fixed to an adjusting element adjoining said wall; a resilient seal pretensioned in the spindle axis direction comprises at least one annular sealing disc traversed by the spindle and being a resilient sheet metal ring is installed between said wall and the adjusting element said ring being pressed with bead feet of at least one annular half bead against an abutment surface fixed relative to the adjusting element and an abutment surface fixed relative to said wall, and the seal together with said abutment surfaces and at least the spindle delimit a space being sealed gastightly except for at least a gap between the spindle and said wall.
    Type: Application
    Filed: May 23, 2012
    Publication date: December 20, 2012
    Applicant: ELRINGKLINGER AG
    Inventors: Sonja DOEHLER, Stephan MAIER