Patents by Inventor Robert R. Backlin

Robert R. Backlin 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).

  • Combination static oil seal and rotary dust seal
    Patent number: 4427202
    Abstract: A combination seal for a rotating member having a stationary oil seal mounted on a housing and a rotating dust seal carried on a rotating member together with a slinger to throw off dust particles.
    Type: Grant
    Filed: August 30, 1982
    Date of Patent: January 24, 1984
    Assignee: Allis-Chalmers Corporation
    Inventor: Robert R. Backlin
  • Fire ring for cylinder head gasket
    Patent number: 4369980
    Abstract: A cylinder head gasket for an internal combustion engine having double metal wrapped hoops providing a reinforced fire ring around the combustion chamber. The inner hoop is the larger hoop to carry the clamping load and form a positive seal while the outer hoop reinforces the inner hoop.
    Type: Grant
    Filed: October 7, 1981
    Date of Patent: January 25, 1983
    Assignee: Allis-Chalmers Corporation
    Inventor: Robert R. Backlin
  • Wear sleeve oil seal
    Patent number: 4337954
    Abstract: An inner peripheral seal ring on the inner periphery of a wear sleeve to seal axial flow of oil and permit heat radially transferred through the wear sleeve for cooler operation of the seal on the wear sleeve.
    Type: Grant
    Filed: October 14, 1980
    Date of Patent: July 6, 1982
    Assignee: Allis-Chalmers Corporation
    Inventors: Robert R. Backlin, Jerome L. Berti
  • Engine block and crankshaft bearing seal
    Patent number: 4265495
    Abstract: An engine block and crankshaft bearing seal sealing the main bearing cap with the block and the periphery of the crankshaft.
    Type: Grant
    Filed: August 20, 1979
    Date of Patent: May 5, 1981
    Assignee: Allis-Chalmers Corporation
    Inventor: Robert R. Backlin
  • Full contact crankshaft bearing
    Patent number: 4239303
    Abstract: A bushing type bearing having bearing shells with fillet radii mating or slightly smaller than the fillet radii of the crankpin or piston pin to increase effective bearing surfaces for carrying greater bearing loads.
    Type: Grant
    Filed: December 4, 1978
    Date of Patent: December 16, 1980
    Assignee: Allis-Chalmers Corporation
    Inventor: Robert R. Backlin