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. 24, 2022
Filed:
Dec. 07, 2020
Applicant:
Rolls-royce Plc, London, GB;
Inventors:
Nicholas Howarth, Derby, GB;
Amarveer S Mann, Derby, GB;
Assignee:
ROLLS-ROYCE plc, London, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B64D 13/08 (2006.01); F02C 6/08 (2006.01); F02C 7/18 (2006.01); B64D 13/06 (2006.01); F02C 7/057 (2006.01); F02C 7/04 (2006.01); F02C 7/36 (2006.01);
U.S. Cl.
CPC ...
F02C 7/057 (2013.01); B64D 13/08 (2013.01); F02C 6/08 (2013.01); F02C 7/04 (2013.01); F02C 7/18 (2013.01); F02C 7/36 (2013.01); B64D 2013/0607 (2013.01); B64D 2013/0625 (2013.01);
Abstract
The present disclosure relates to a gas turbine engine for an aircraft comprising: an engine core comprising a turbine, a compressor, and a core shaft; and an environmental control system mounted on the engine core comprising a first air passage arranged to deliver air from outside the engine core to an aircraft cabin and/or for wing anti icing, a subsidiary compressor located in the first air passage and arranged to compress air in the first air passage, the subsidiary compressor being powered by the core shaft, and a second air passage arranged to inject air from the compressor into the first air passage.