Patents by Inventor WOLFGANG FETTER

WOLFGANG FETTER 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).

  • Drive device for a vehicle
    Patent number: 9564839
    Abstract: A drive device for a vehicle, in particular a rail vehicle, includes a set of drive units each having at least one electric traction motor and a power generation unit which is provided for generating power for the traction motor, and a set of motor contactor units each being assigned to a traction motor. In order to provide a type of drive device which has a high availability in the event of a failure, has few structural elements and can be produced economically, at least one motor contactor unit includes at least one switching device which is connected between the power generation unit for the associated traction motor and a feed point.
    Type: Grant
    Filed: November 25, 2013
    Date of Patent: February 7, 2017
    Assignee: Siemens Aktiengesellschaft
    Inventor: Wolfgang Fetter
  • DRIVE DEVICE FOR A VEHICLE
    Publication number: 20150318802
    Abstract: A drive device for a vehicle, in particular a rail vehicle, includes a set of drive units each having at least one electric traction motor and a power generation unit which is provided for generating power for the traction motor, and a set of motor contactor units each being assigned to a traction motor. In order to provide a type of drive device which has a high availability in the event of a failure, has few structural elements and can be produced economically, at least one motor contactor unit includes at least one switching device which is connected between the power generation unit for the associated traction motor and a feed point.
    Type: Application
    Filed: November 25, 2013
    Publication date: November 5, 2015
    Inventor: WOLFGANG FETTER