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:
Jun. 01, 2021
Filed:
Aug. 20, 2018
Applicant:
United Technologies Corporation, Farmington, CT (US);
Inventors:
David Maliniak, Guilford, CT (US);
Nathan F. Champion, Enfield, CT (US);
Kenneth A. Frisk, West Hartford, CT (US);
Assignee:
Raytheon Technologies Corporation, Farmington, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 29/56 (2006.01); F01D 17/16 (2006.01);
U.S. Cl.
CPC ...
F04D 29/563 (2013.01); F01D 17/162 (2013.01); F05D 2250/14 (2013.01); F05D 2250/73 (2013.01);
Abstract
A variable area vane arrangement includes a stator vane, a bushing and a vane platform with an aperture. The stator vane rotates about an axis, and includes a shaft that extends along the axis into the aperture. The bushing is connected to the shaft, and is arranged within the aperture between the vane platform and the shaft.