Patents by Inventor Robert E. Stauffer

Robert E. Stauffer 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).

  • Front wheel assist drive for a vehicle machine
    Patent number: 4546844
    Abstract: A front wheel assist drive for a vehicle having a rear wheel main drive includes a hydraulic fluid pump. The pump is connected to a hydraulic motor. The motor is connected to an output shaft. An overrunning clutch is interposed between the motor and output shaft for selectively connecting the shaft to the motor when the motor is turning in a first direction. An output shaft is connected to a front wheel for driving the wheel in a first direction via the motor. A control is connected to the motor for preventing the motor from dynamically braking the vehicle when the wheel is driven in a reverse direction through the main drive.
    Type: Grant
    Filed: March 3, 1985
    Date of Patent: October 15, 1985
    Assignee: Dresser Industries, Inc.
    Inventor: Robert E. Stauffer