Patents by Inventor Thomas L. Schallhorn

Thomas L. Schallhorn 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).

  • Resilient tie-down device
    Patent number: 4573842
    Abstract: A resilient tie-down device interposed between a hook connected to a vehicle frame and a chain connected to a transporter and characterized in that the resilient tie-down device includes a strap which is pretensioned and encapsulated in a rubber jacket.
    Type: Grant
    Filed: February 24, 1983
    Date of Patent: March 4, 1986
    Assignee: General Motors Corporation
    Inventors: Ralph F. Mantela, Charles J. Brady, Thomas M. Johnson, Hugh W. Larsen, Thomas L. Schallhorn
  • Torsional vibration damper for a lock-up clutch
    Patent number: 4148200
    Abstract: A torsional vibration damper for a torque converter lock-up clutch having viscous and spring-damping characteristics during the initial relative movement between the input and output members of the clutch and a spring-damping characteristic during further relative movement. Viscous damping can also be provided during the further relative movement, if desired.
    Type: Grant
    Filed: June 5, 1978
    Date of Patent: April 10, 1979
    Assignee: General Motors Corporation
    Inventors: Thomas L. Schallhorn, John M. Beardmore