Patents by Inventor Audrey CHENG

Audrey CHENG 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 low spool generator and ram air turbine generator
    Patent number: 8519555
    Abstract: A power generating apparatus for use with an aircraft gas turbine engine has a low pressure spool assembly which includes an electrical generator. The electrical generator includes a generator stator supported on a stationary structure of the engine and a generator rotor rotatable around the generator stator and mounted to the low pressure spool assembly.
    Type: Grant
    Filed: November 29, 2010
    Date of Patent: August 27, 2013
    Assignee: Pratt & Whitney Canada Corp.
    Inventors: Kevin Allan Dooley, Audrey Cheng, Jerzy Makuszewski
  • COMBINATION LOW SPOOL GENERATOR AND RAM AIR TURBINE GENERATOR
    Publication number: 20120133150
    Abstract: A power generating apparatus for use with an aircraft gas turbine engine has a low pressure spool assembly which includes an electrical generator. The electrical generator includes a generator stator supported on a stationary structure of the engine and a generator rotor rotatable around the generator stator and mounted to the low pressure spool assembly.
    Type: Application
    Filed: November 29, 2010
    Publication date: May 31, 2012
    Applicant: PRATT & WHITNEY CANADA CORP.
    Inventors: Kevin Allan DOOLEY, Audrey CHENG, Jerzy MAKUSZEWSKI