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. 20, 2019
Filed:
Aug. 13, 2014
Applicant:
United Technologies Corporation, Farmington, CT (US);
Inventors:
David Maliniak, Branford, CT (US);
Nathan F. Champion, Enfield, CT (US);
Assignee:
United Technologies Corporation, Farmington, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 9/04 (2006.01); F01D 17/14 (2006.01); F01D 17/16 (2006.01); F01D 25/16 (2006.01); F04D 29/56 (2006.01);
U.S. Cl.
CPC ...
F01D 17/14 (2013.01); F01D 9/041 (2013.01); F01D 17/162 (2013.01); F01D 25/16 (2013.01); F04D 29/563 (2013.01); F05D 2220/32 (2013.01); F05D 2230/60 (2013.01); F05D 2260/36 (2013.01); F05D 2260/37 (2013.01);
Abstract
A variable vane assembly includes a variable vane, a trunnion arranged on one end of the variable vane, an inner bushing configured to receive the trunnion in a press fit relationship, and an outer bushing configured to rotatably receive the inner bushing. A retention feature is configured to retain the trunnion axially with respect to the outer bushing. A gas turbine engine and a method of assembling a variable vane assembly are also disclosed.