Patents by Inventor Donald K. Strohschein

Donald K. Strohschein 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).

  • Gear joint
    Patent number: 4098140
    Abstract: A joint is provided for a gear which has a hub and a peripheral toothed portion. The toothed portion is positioned about the hub for mating an associated gear and rotates in a preselected plane. The joint connects the hub and toothed portion of the gear and absorbs motion.
    Type: Grant
    Filed: March 22, 1977
    Date of Patent: July 4, 1978
    Assignee: Caterpillar Tractor Co.
    Inventor: Donald K. Strohschein
  • Pedal actuated steering clutch and brake controls for tractors
    Patent number: RE29293
    Abstract: .Iadd.The steering clutches and steering brakes of a tractor are operated by foot pedals. Each of two pedals operates to release its respective clutch and apply the corresponding brake. A third pedal, located intermediate the other two, applies both brakes without operating the clutches. .Iaddend.
    Type: Grant
    Filed: May 20, 1975
    Date of Patent: July 5, 1977
    Assignee: Caterpillar Tractor Co.
    Inventors: Charles C. Ehlke, Donald K. Strohschein, John W. Yancey