Patents by Inventor Erwin Schneeberfer

Erwin Schneeberfer 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 arrangement for an electric motor vehicle and process for shifting gears
    Patent number: 5498216
    Abstract: A drive arrangement for an electric motor vehicle comprises an electric motor, a control rectifier which is connected to and controls the output of the electric motor, a gear box having at least first and second gears, and first and second positively engaging clutches, such as dog clutches, which are associated with the first and second gears. A movable actuator is also provided which causes the first and second positively engaging clutches to engage the first and second gears. A control unit is connected to the actuator and the control rectifier. The control unit receives signals indicative of the rotational speeds at the input and output sides of the gear box, and of the position of the actuator.
    Type: Grant
    Filed: February 17, 1994
    Date of Patent: March 12, 1996
    Assignee: Steyr-Daimler-Puch AG
    Inventors: Otmar Bitsche, Erwin Schneeberfer