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.:

US 9475572 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 25, 2016

Filed:

Mar. 29, 2012
Applicant:

Peter Wayne Collingbourne, Bristol, GB;

Inventor:
Assignee:

BAE Systems plc, London, GB;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B64C 19/00 (2006.01); B64C 11/30 (2006.01);
U.S. Cl.
CPC ...
B64C 19/00 (2013.01); B64C 11/305 (2013.01); Y02T 50/66 (2013.01);
Abstract

A method of and apparatus for operating a propeller, the propeller moving through a fluid, the method including: measuring a value of a property of the fluid (e.g. a parameter related to the density of the fluid); measuring a value of a parameter, the parameter related to one or more forces applied to the propeller (e.g. a torque applied to the propeller) or derived at least in part from the action of the propeller (e.g. a thrust produced by the action of the propeller, a drag produced by the action of the propeller, or a velocity produced by the action of the propeller); and controlling the propeller depending on a function of the measured value of the property of the fluid and the measured value of parameter. The propeller may be a propeller on an aircraft.


Find Patent Forward Citations

Collingbourne, Peter. (2016). Propeller operation (U.S. Patent No. 9475572). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9475572

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