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:
Aug. 09, 2016
Filed:
Mar. 08, 2013
Applicant:
Pratt & Whitney Canada Corp., Longueuil, CA;
Inventor:
Hong Yu, Oakville, CA;
Assignee:
PRATT & WHITNEY CANADA CORP., Longueuil, Quebec, unknown;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 5/28 (2006.01); F01D 5/14 (2006.01);
U.S. Cl.
CPC ...
F01D 5/282 (2013.01); F01D 5/146 (2013.01); F05D 2220/36 (2013.01); Y02T 50/672 (2013.01); Y02T 50/673 (2013.01); Y10T 29/49332 (2015.01);
Abstract
A rotor dual-blade for a gas turbine engine that has a first blade component extending radially between a root and a tip and a second blade component, separate from the first component, extending radially between a root and a tip, wherein the second blade component is downstream, in series, of the first blade component and at least the first blade component is made of metal while the second blade component is a light weight composite material.
Yu, Hong. (2016). Dual rotor blades having a metal leading airfoil and a trailing airfoil of a composite material for gas turbine engines (U.S. Patent No. 9410438). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9410438
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile