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. 28, 2018
Filed:
Feb. 05, 2014
Applicant:
United Technologies Corporation, Hartford, CT (US);
Inventor:
Felix Izquierdo, Boynton Beach, FL (US);
Assignee:
United Technologies Corporation, Farmington, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 17/16 (2006.01); F02C 9/22 (2006.01); F02K 3/077 (2006.01); F02K 3/075 (2006.01); F02C 9/20 (2006.01);
U.S. Cl.
CPC ...
F01D 17/162 (2013.01); F02C 9/20 (2013.01); F02K 3/075 (2013.01); F02K 3/077 (2013.01); F05D 2240/12 (2013.01); F05D 2250/44 (2013.01); F05D 2260/4031 (2013.01); F05D 2260/53 (2013.01); F05D 2260/79 (2013.01);
Abstract
An annular airflow control system for a gas turbine engine includes a sync ring rotatable to move the multiple of contra-rotatable variable vanes through a respective multiple of geared interfaces to throttle an airflow through the multiple of contra-rotatable variable vanes.