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:
Sep. 29, 2020
Filed:
Dec. 23, 2016
Applicant:
Rolls-royce Corporation, Indianapolis, IN (US);
Inventor:
Jacob W. Harral, Brownsburg, IN (US);
Assignee:
Rolls-Royce Corporation, Indianapolis, IN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01M 15/14 (2006.01); F01D 21/00 (2006.01); F01D 25/28 (2006.01);
U.S. Cl.
CPC ...
G01M 15/14 (2013.01); F01D 21/003 (2013.01); F01D 25/285 (2013.01); F05D 2260/83 (2013.01);
Abstract
A gas turbine engine test assembly includes a test apparatus having a rotor and stator and a bearing assembly having a fluid circuit providing an adjustable fluid pressure interface between the rotor and stator.