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:
Apr. 28, 2020
Filed:
Mar. 08, 2017
Applicant:
Pratt & Whitney Canada Corp., Longueuil, CA;
Inventors:
Remy Synnott, St-Jean-sur-Richelieu, CA;
John Pietrobon, Outremont, CA;
Franco Di Paola, Montreal, CA;
Lorenzo Sanzari, Montreal, CA;
Assignee:
PRATT & WHITNEY CANADA CORP., Longueuil, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 11/00 (2006.01); F01D 11/02 (2006.01);
U.S. Cl.
CPC ...
F01D 11/001 (2013.01); F01D 11/02 (2013.01);
Abstract
A rim seal located between a stator and a rotor in a gas turbine engine includes an axial overlap between platform rims of the stator and the rotor. The axial length of the platform rim of one of the stator and the rotor is accommodated within a radially aligned trench defined in the other of the stator and the rotor.