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:
Sep. 07, 2021

Filed:

May. 24, 2017
Applicant:

C Series Aircraft Limited Partnership, Mirabel, CA;

Inventors:

Olivier Goudard, Laval, CA;

Angelo Coluni, Ville Mont-Royal, CA;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02K 1/72 (2006.01); F02K 1/76 (2006.01); B64D 29/06 (2006.01); B64D 27/12 (2006.01);
U.S. Cl.
CPC ...
F02K 1/72 (2013.01); F02K 1/763 (2013.01); B64D 27/12 (2013.01); B64D 29/06 (2013.01); F02K 1/766 (2013.01); F05D 2220/323 (2013.01); F05D 2240/129 (2013.01); F05D 2270/64 (2013.01);
Abstract

An aircraft has a fuselage, left and right wings, and left and right engine assemblies connected to the wings. Each engine assembly has a nacelle, an engine housed in the nacelle, the engine having a plurality of rotors defining an uncontained rotor impact area, a pylon connecting the nacelle to its wing, at least one hydraulic actuator connected to at least one of the engine and the nacelle, at least one directional control valve hydraulically connected to the at least one hydraulic actuator, and at least one isolation valve hydraulically connected to the at least one directional control valve for selectively cutting off a supply of hydraulic fluid to the at least one directional control valve, the at least one isolation valve being disposed rearward of the uncontained rotor impact area and forward of a trailing edge of its corresponding wing.


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