Patents by Inventor Rolf Doebereiner

Rolf Doebereiner 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).

  • Hybrid drive for a tracked vehicle
    Publication number: 20070102209
    Abstract: A drive for a tracked vehicle with a drive shaft which drives two track drive wheels, and at least one differential gear arrangement which can superimpose a steering rotational speed of a steering drive on at least one track drive wheel is disclosed. The drive shaft has a drive connection to at least one electric machine which can be operated as a generator or electric motor and the output shafts of an internal combustion engine and of the at least one electric machine can be coupled to one another by means of a variable ratio gear unit.
    Type: Application
    Filed: July 28, 2006
    Publication date: May 10, 2007
    Applicant: RENK Aktiengesellschaft
    Inventor: Rolf Doebereiner