Patents by Inventor Kenneth L. Berninger

Kenneth L. Berninger 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).

  • Engine speed maintaining apparatus
    Patent number: 3960123
    Abstract: An internal combustion engine with vacuum operated bellows for maintaining a throttle position, has a fan pressure responsive control for the vacuum applied to the bellows. A manual adjustment is provided, for speed to be maintained, and a brake pedal operated switch vents the vacuum of the bellows to disable the control until manually reinstated by pushing a button.
    Type: Grant
    Filed: October 4, 1974
    Date of Patent: June 1, 1976
    Inventor: Kenneth L. Berninger