Patents by Inventor Robert Penzone

Robert Penzone 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).

  • CHECK VALVE WITH SPRING RETAINED BALL
    Publication number: 20100029424
    Abstract: A portion of a bore of a hydraulic tensioner is used as a check valve seat for a check ball and an end of the plunger biasing spring received in the bore of the hydraulic tensioner has a tang with a length extending in from an outer diameter of the spring, to limit and retain the travel of a check ball from the check valve seat when the pressure of an external source is not greater than the pressure in a fluid chamber formed between the bore of the housing and the plunger.
    Type: Application
    Filed: May 9, 2007
    Publication date: February 4, 2010
    Applicant: BORGWARNER INC
    Inventors: Eric Palomaki, Jason W. Chekansky, Robert Penzone, Dale Smith, George L. Markley