Patents by Inventor Alan P. Shadbourne

Alan P. Shadbourne 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).

  • Vibration damper for engine cooling module
    Patent number: 6098702
    Abstract: A vibration damper is provided on the cooling module of an internal combustion engine to attenuate the response of the module to low frequency road excited vibration.
    Type: Grant
    Filed: December 15, 1998
    Date of Patent: August 8, 2000
    Assignee: AlliedSignal Inc.
    Inventors: Alan P. Shadbourne, David G. Bridgnell
  • Turbocharger control actuator
    Patent number: 4377070
    Abstract: A control actuator for a turbocharger comprises a pressure responsive diaphragm for controlling operation of a turbocharger waste gate valve in response to compressor inlet pressure during part load engine operation, and in response to tubine inlet pressure during full load engine operation.
    Type: Grant
    Filed: June 13, 1980
    Date of Patent: March 22, 1983
    Assignee: The Garrett Corporation
    Inventor: Alan P. Shadbourne