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:
Dec. 03, 2019

Filed:

May. 11, 2016
Applicant:

United Technologies Corporation, Farmington, CT (US);

Inventors:

Jayant Sabnis, Glastonbury, CT (US);

Louis J. Bruno, Ellinglon, CT (US);

Assignee:

UNITED TECHNOLOGIES CORPORATION, Farmington, CT (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B64D 13/06 (2006.01); F02C 6/08 (2006.01); F02C 9/18 (2006.01);
U.S. Cl.
CPC ...
B64D 13/06 (2013.01); F02C 6/08 (2013.01); F02C 9/18 (2013.01); F05D 2220/32 (2013.01);
Abstract

An environmental control system (ECS) for a multi-engine aircraft includes a controller configured to switch the ECS between a plurality of operating modes. The plurality of operating modes includes a first operating mode configured to receive bleed air from each engine of the aircraft in a first environmental condition, wherein the pressure of the bleed air is about equal from each engine. The plurality of operating modes includes a second operating mode configured to receive bleed air from at least one engine of the aircraft in a second environmental condition, wherein the pressure of the bleed air is different between at least two engines.


Find Patent Forward Citations

Loading…