Patents by Inventor Chester J. Rivard

Chester J. Rivard 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).

  • Thermally sprayed aluminum-bronze coatings on aluminum engine bores
    Patent number: 5080056
    Abstract: This specification describes the thermal spraying of an aluminum-bronze alloy coating onto aluminum alloy cylinder bores or piston skirts to provide a scuff- and wear-resistant surface.
    Type: Grant
    Filed: May 17, 1991
    Date of Patent: January 14, 1992
    Assignee: General Motors Corporation
    Inventors: Martin S. Kramer, Chester J. Rivard, Frank A. Koltuniak
  • Two cycle engine piston lubrication
    Patent number: 4945864
    Abstract: A two cycle engine has oil distribution means through the cylinder wall to feed internal oil passages in the associated piston that distribute oil directly to the skirt and cylinder walls, preferably between ports, and/or to the wrist pin and connecting rod bearing to thereby limit oil carryover into the engine charging and scavenging air.
    Type: Grant
    Filed: June 21, 1989
    Date of Patent: August 7, 1990
    Assignee: General Motors Corporation
    Inventors: James G. Solomon, Chester J. Rivard