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.

Date of Patent:
Oct. 26, 2021

Filed:

Sep. 09, 2019
Applicant:

General Electric Company, Schenectady, NY (US);

Inventor:

Ian Francis Prentice, Cincinnati, OH (US);

Assignee:

GENERAL ELECTRIC COMPANY, Schenectady, NY (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 17/12 (2006.01); F01D 17/02 (2006.01); F04D 27/00 (2006.01); F04D 29/32 (2006.01); G01B 7/30 (2006.01); G01D 5/20 (2006.01);
U.S. Cl.
CPC ...
F01D 17/12 (2013.01); F01D 17/02 (2013.01); F04D 27/001 (2013.01); F04D 29/323 (2013.01); G01B 7/30 (2013.01); G01D 5/20 (2013.01); F05D 2220/36 (2013.01); F05D 2270/821 (2013.01);
Abstract

A feedback sensor system is provided. The feedback sensor system includes a first ring rotatable about an axial direction and a second ring also rotatable about the axial direction. The first ring includes one or more first ring features and the second ring includes one or more second ring features. The feedback sensor system also includes a sensor directed at the surface of the first ring for sensing a parameter influenced by the one or more first ring features and the one or more second ring features. The sensor may determine a position of the first ring relative to the second ring by sensing the parameter.


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