Patents by Inventor George F. Leydorf, Jr.

George F. Leydorf, Jr. 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).

  • Valve system for internal combustion engine
    Patent number: 5577470
    Abstract: A valve system for an internal combustion engine with multiple intake and exhaust valves driven by rocker arms includes a fixed, nonrotatable, rocker shaft for mounting the rocker arms, with the rocker shaft being mounted in saddles formed in an outer surface of the cylinder head. Each of the saddles has opposing pads forming a generally semicircular mount for the rocker shaft, with the mounting pads being offset in opposite directions such that the rocker shaft and the pads make line contact in a region proximate the arc midpoint of each pad.
    Type: Grant
    Filed: November 6, 1995
    Date of Patent: November 26, 1996
    Assignee: Ford Motor Company
    Inventors: George F. Leydorf, Jr., Michael J. Schrader
  • Chamber construction for internal combustion engine
    Patent number: 4708105
    Abstract: A construction for an internal combustion engine is disclosed which improvies engine performance, reduces the cost of assembly and manufacture, and reduces engine weight.
    Type: Grant
    Filed: December 23, 1985
    Date of Patent: November 24, 1987
    Assignee: Ford Motor Company
    Inventors: George F. Leydorf, Jr., Michael A. Pulick
  • Chamber construction for internal combustion engine
    Patent number: 4699100
    Abstract: A construction for an internal combustion engine is disclosed which improves engine performance, reduces the cost of assembly and manufacture, and reduces engine weight.
    Type: Grant
    Filed: January 29, 1987
    Date of Patent: October 13, 1987
    Assignee: Ford Motor Company
    Inventors: George F. Leydorf, Jr., Michael A. Pulick