Patents by Inventor Bruce Edward Crum

Bruce Edward Crum 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).

  • Park brake actuating mechanism for a power transmission
    Patent number: 5685406
    Abstract: Power transmissions of the automatic shifting type have a park gear secured with the transmission output shaft such that the operator can select the park position to maintain the vehicle immobile. A park pawl is pivotally mounted within the transmission housing to selectively engage the park gear. Selective engagement and disengagement of the park gear by the park pawl is controlled by the vehicle operator through manipulation of the linearly movable actuator which is connected to an operator controlled detent plate.
    Type: Grant
    Filed: August 5, 1996
    Date of Patent: November 11, 1997
    Assignee: General Motors Corporation
    Inventors: Bruce Edward Crum, Michael Rust Toole, Thomas Lynn Bishop, Rayman Eton Bazilio