Patents by Inventor Peter Gratza

Peter Gratza 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).

  • Side support for motorcycle
    Patent number: 4241933
    Abstract: A kick stand for a motorcycle which is pivotally connected at the frame and is pivotal into a swung-out parking position against the action of a spring retaining the kick stand in the swung-in driving position; the kick stand is thereby forcibly pivoted into the driving position at the beginning of the drive by an actuating mechanism.
    Type: Grant
    Filed: May 11, 1978
    Date of Patent: December 30, 1980
    Assignee: Bayerische Motoren Werke Aktiengesellschaft
    Inventors: Peter Gratza, Heinz Estel
  • Installation for lowering a kickstand arranged on a motorcycle
    Patent number: 4223906
    Abstract: An installation for swinging down a kickstand arranged at a motorcycle which is pivotally connected to the frame and is adapted to be swung down into the parking position by means of at least one swivel cylinder adapted to be acted upon with a pressure medium from a pressure reservoir and pivotally connected, on the one hand, at the frame and at the other, at the kickstand; the pressure reservoir is thereby prestressed by a device arranged at the motorcycle which is actuated during the operation of the motorcycle.
    Type: Grant
    Filed: December 19, 1977
    Date of Patent: September 23, 1980
    Assignee: Bayerische Motoren Werke Aktiengesellschaft
    Inventor: Peter Gratza