Patents by Inventor Robert F. Jaske

Robert F. Jaske 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).

  • Reciprocating piston fluid powered motor
    Patent number: 4281588
    Abstract: A reciprocating piston fluid powered motor providing great flexibility in its mounting and the location of the motor shaft and fluid inlet lines. Relatively few component parts are employed and a number of the components are used as-cast or with minimal machining operations required.
    Type: Grant
    Filed: June 18, 1979
    Date of Patent: August 4, 1981
    Assignee: Sprague Devices, Inc.
    Inventor: Robert F. Jaske
  • Windshield wiper arm
    Patent number: 4133071
    Abstract: A windshield wiper arm is formed of a single metal blank bent to different cross sectional configurations along its length to strengthen and reinforce it, and including a long substantially tubular portion intermediate its ends. A windshield washer nozzle is mounted at the free end of the arm and is supplied by an elongated liquid tube concealed and protected within the arm by the tubular portion of the arm and by the coil spring urging the arm toward the windshield.
    Type: Grant
    Filed: November 8, 1976
    Date of Patent: January 9, 1979
    Assignee: Sprague Devices, Inc.
    Inventor: Robert F. Jaske