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:
May. 12, 2009
Filed:
Dec. 22, 2005
Applicants:
Benoit Douville, Saint-Hubert, CA;
Nicholas Grivas, Dollard-des-Ormeaux, CA;
Jean Chamoun, La Prairie, CA;
Inventors:
Benoit Douville, Saint-Hubert, CA;
Nicholas Grivas, Dollard-des-Ormeaux, CA;
Jean Chamoun, La Prairie, CA;
Assignee:
Pratt & Whitney Canada Corp., Longguquil, Quebec, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 5/32 (2006.01);
U.S. Cl.
CPC ...
Abstract
An apparatus for retaining blade to a rotor disc of turbine engines includes a positioning member integrally for stopping the root of the blade when sliding into an attachment slot of the rotor disc, and a locking apparatus for retaining the root of the blade in the attachment slots.
Douville, Benoit. (2009). Turbine blade retaining apparatus (U.S. Patent No. 7530791). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7530791
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile