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:
May. 26, 2020
Filed:
Jul. 25, 2016
Applicant:
Rolls-royce Plc, London, GB;
Inventor:
Roger A Sutherland, Derby, GB;
Assignee:
ROLLS-ROYCE plc, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F15B 13/044 (2006.01); F01D 17/10 (2006.01); F16K 31/00 (2006.01); F02C 7/042 (2006.01); F01D 11/24 (2006.01); B64D 33/00 (2006.01); F01D 9/04 (2006.01); F01D 17/16 (2006.01); F01D 17/20 (2006.01); F01D 25/12 (2006.01); F01D 25/24 (2006.01);
U.S. Cl.
CPC ...
F01D 17/105 (2013.01); B64D 33/00 (2013.01); F01D 9/041 (2013.01); F01D 11/24 (2013.01); F01D 17/16 (2013.01); F01D 17/20 (2013.01); F01D 25/12 (2013.01); F01D 25/24 (2013.01); F02C 7/042 (2013.01); F15B 13/044 (2013.01); F16K 31/004 (2013.01); F05D 2220/32 (2013.01); F05D 2260/407 (2013.01); F05D 2270/62 (2013.01); F05D 2270/65 (2013.01); F15B 2211/3057 (2013.01); F15B 2211/6336 (2013.01); F15B 2211/6656 (2013.01); F15B 2211/7052 (2013.01); F15B 2211/7053 (2013.01);
Abstract
An actuation systemcomprises a fluid supplythat is fluidly connected to a position control actuator. The output of the position control actuator is determined by the fluid supply. The fluid supply is controlled by a piezoelectric actuator