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:
Jul. 14, 2015
Filed:
Feb. 02, 2012
Applicants:
Richard Ivakitch, Toronto, CA;
Andreas Eleftheriou, Woodbridge, CA;
Philippe Bonniere, Toronto, CA;
Inventors:
Assignee:
PRATT & WHITNEY CANADA CORP., Longueuil, Quebec, CA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 25/00 (2006.01); F01D 21/04 (2006.01); F01D 5/06 (2006.01);
U.S. Cl.
CPC ...
F01D 21/04 (2013.01); F01D 5/066 (2013.01); F01D 21/045 (2013.01); Y10T 29/49318 (2015.01);
Abstract
A gas turbine engine having at least one spool assembly, the at least one spool assembly including a fan rotor, a compressor disposed downstream of the fan rotor, a turbine and a shaft connecting the fan rotor, compressor and turbine, a joint affixed to an upstream end of the shaft, and including a first link connecting the fan rotor to the shaft and a second link connecting the compressor to the shaft, the second link being less rigid then the first link.