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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 10738803 B1

PDFFull Text
Expired
Date of Patent:
Aug. 11, 2020

Filed:

Dec. 07, 2017

Servo control, rotor and aircraft

Applicant:

Airbus Helicopters, Marignane, FR;

Inventors:

Clement Coiec, Munich, DE;

Jean-Romain Bihel, Le Rove, FR;

Arnaud Groll, Calas, FR;

Assignee:

AIRBUS HELICOPTERS, Marignane, FR;

Attorney:

Brooks Kushman P.C.

Primary Examiner:

Abiy Teka

Int. Cl.
CPC ...
F15B 20/00 (2006.01); B64C 27/605 (2006.01); F15B 13/02 (2006.01); F15B 21/00 (2006.01); F15B 7/08 (2006.01); B64C 27/64 (2006.01);
U.S. Cl.
CPC ...
F15B 20/005 (2013.01); B64C 27/605 (2013.01); B64C 27/64 (2013.01); F15B 7/08 (2013.01); F15B 13/021 (2013.01); F15B 21/001 (2013.01); F15B 2211/8752 (2013.01);
Abstract

A servo-control. The servo-control comprises at least one body as well as a power shaft and a control piston arranged in each body, the at least one body and the power shaft respectively forming two power members. One of the power members bears at least on end-stop member and the power member without an end-stop member bears a passivation actuator. The passivation actuator comprises a passivation shaft which bears an end-stop and a passivation piston, the passivation piston being arranged to be mobile in longitudinal translation in an enclosure, an elastic system being arranged between the passivation piston and the enclosure.

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Coiec, Clement. (2020). Servo control, rotor and aircraft (U.S. Patent No. 10738803). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10738803

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