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:
Dec. 10, 2019
Filed:
Aug. 26, 2015
Applicant:
United Technologies Corporation, Hartford, CT (US);
Inventors:
Loi Cheng, South Windsor, CT (US);
Tracy A. Propheter-Hinckley, Manchester, CT (US);
Assignee:
UNITED TECHNOLOGIES CORPORATION, Farmington, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 17/16 (2006.01); F01D 17/18 (2006.01); F01D 9/04 (2006.01); F04D 29/54 (2006.01); F01D 17/14 (2006.01); F04D 29/56 (2006.01); F04D 27/02 (2006.01);
U.S. Cl.
CPC ...
F01D 17/167 (2013.01); F01D 9/041 (2013.01); F01D 17/143 (2013.01); F01D 17/18 (2013.01); F04D 27/0246 (2013.01); F04D 29/542 (2013.01); F04D 29/563 (2013.01); F05D 2220/32 (2013.01); F05D 2240/12 (2013.01); F05D 2260/57 (2013.01); F05D 2270/101 (2013.01); F05D 2270/20 (2013.01);
Abstract
A gas turbine engine includes a stator stage arranged in a core flow path that includes a vane that is configured to be retractable from the core flow path during engine operation.