The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 22, 2013
Filed:
Jun. 12, 2009
Applicants:
Jeremy J. Walters, San Diego, CA (US);
Robert W. Smith, Lakeside, CA (US);
Anthony C. Jones, San Diego, CA (US);
Inventors:
Jeremy J. Walters, San Diego, CA (US);
Robert W. Smith, Lakeside, CA (US);
Anthony C. Jones, San Diego, CA (US);
Assignee:
Hamilton Sundstrand Corporation, Rockford, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02C 6/08 (2006.01); F02C 7/32 (2006.01); F02C 9/18 (2006.01);
U.S. Cl.
CPC ...
Abstract
A compressor bleed air valve in an auxiliary power unit ('APU') modulates bleed air flow both for accessory pneumatic systems powered by the bleed air and for reducing or removing surge in the compressor.