Patents by Inventor Frank Entenmann

Frank Entenmann 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).

  • Valve arrangement
    Patent number: 7243899
    Abstract: An electromagnetic valve arrangement with a valve element having least one part disposed in a valve chamber defined by a valve insert in the region of a valve seat. An end facing away from the valve chamber of the valve element is operatively connected to an armature and end face of the armature facing toward the valve insert and/or an end face of the valve insert facing toward the end face of the armature is embodied with a surface profile such that a flow cross section, defined by the opposed end faces varies at least regionally in the radial direction and/or in the circumferential direction of the armature.
    Type: Grant
    Filed: July 5, 2005
    Date of Patent: July 17, 2007
    Assignee: Robert Bosch GmbH
    Inventors: Sezgin Acar, Heike Bauer, Ralf Schindler, Klaus Heyer, Massimiliano Ambrosi, Frank Entenmann, Dietmar Kratzer, Daniel Zuewerink
  • Valve arrangement
    Publication number: 20060027774
    Abstract: An electromagnetic valve arrangement with a valve element having least one part disposed in a valve chamber defined by a valve insert in the region of a valve seat. An end facing away from the valve chamber of the valve element is operatively connected to an armature and end face of the armature facing toward the valve insert and/or an end face of the valve insert facing toward the end face of the armature is embodied with a surface profile such that a flow cross section, defined by the opposed end faces varies at least regionally in the radial direction and/or in the circumferential direction of the armature.
    Type: Application
    Filed: July 5, 2005
    Publication date: February 9, 2006
    Inventors: Sezgin Acar, Heike Bauer, Ralf Schindler, Klaus Heyer, Massimiliano Ambrosi, Frank Entenmann, Dietmar Kratzer, Daniel Zuewerink