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:
Sep. 01, 2009
Filed:
Jul. 28, 2006
Applicants:
Joseph Horace Brand, Mississauga, CA;
Michael John Dowhan, Milton, CA;
Inventors:
Joseph Horace Brand, Mississauga, CA;
Michael John Dowhan, Milton, CA;
Assignee:
Pratt & Whitney Canada Corp., Longueuil, Quebec, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02G 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An aero-engine nose cone anti-icing system () using a rotating heat pipe () is provided to replace the current method of blowing hot compressor bleed air over the nose cone surface. Heat is transferred from a hot source () within the engine () to the nose cone () through a rotating heat pipe () along the central shaft (). A condenser () and evaporator () are provided which are adapted to the heat transfer requirements and space constraints in the engine ().