Patents by Inventor Hans-Jurgen Wehner

Hans-Jurgen Wehner 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).

  • Dipping varnish-coated cooling shell of a housing for an electric machine
    Patent number: 7576458
    Abstract: A coolable housing shell for an electric machine, which is produced as a cast part, accommodates a concentric interior rotor/stator arrangement, coils, and end windings, and comprises a clear, open, through passage that is embodied in a symmetric, concentric, and/or coaxial manner relative to an imaginary axis of rotation of the machine. Said housing shell is interspersed with one or several cooling channels so as to form a coolant circuit. The inner surfaces of the shell and the inner walls of the channel/s have a coating via a cathodic dipping varnish method.
    Type: Grant
    Filed: October 20, 2003
    Date of Patent: August 18, 2009
    Assignee: Baumuller Nurnberg GmbH
    Inventors: Hans-Jürgen Wehner, Günter Sonnauer
  • Dipping varnish-coated cooling shell of a housing for an electric machine
    Publication number: 20060125333
    Abstract: A coolable housing shell for an electric machine, which is produced as a cast part, accommodates a concentric interior rotor/stator arrangement, coils, and end windings, and comprises a clear, open, through passage that is embodied in a symmetric, concentric, and/or coaxial manner relative to an imaginary axis of rotation of the machine. Said housing shell is interspersed with one or several cooling channels so as to form a coolant circuit. The inner surfaces of the shell and the inner walls of the channel/s have a coating via a cathodic dipping varnish method.
    Type: Application
    Filed: October 20, 2003
    Publication date: June 15, 2006
    Inventors: Hans-Jurgen Wehner, Gunter Sonnauer