Patents by Inventor Christian Buehnert

Christian Buehnert 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).

  • Publication number: 20120091833
    Abstract: The invention relates to an electric machine (5), in particular for a motor vehicle, comprising a housing (9), at least one shaft (8), a stator (6), a rotor (7), a cooling circuit for cooling the electric machine (5) using a liquid, in particular oil, wherein the liquid can be conveyed from at least one at least partially radially aligned channel (11) into at least one rotating part (12) of the electric machine (5) due to a rotational movement of the at least one channel (11), at least one outlet opening (13) for draining the liquid from the at least one channel (11), wherein the electric machine (5) is provided with at least one agent (14) for reducing the conveyed amount per unit time of liquid that can be conveyed from the at least one channel (11) due to the rotational movement of the at least one channel (11).
    Type: Application
    Filed: February 19, 2010
    Publication date: April 19, 2012
    Applicant: ROBERT BOSCH GMBH
    Inventors: Douglas-Brent Hackett, Thorsten Rohwer, Denis Kern, Paul Esse, Christian Buehnert, Andreas Herzberger, Jens Koerkemeyer