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:
Jun. 29, 2021
Filed:
Jun. 23, 2018
Liebherr-aerospace Toulouse Sas, Toulouse, FR;
Fabrice Laborde, Toulouse, FR;
Cyril Vaucoret, Saint Jean, FR;
Laurent Fayolle, Montrabe, FR;
David Lavergne, Bouloc, FR;
LIEBHERR-AEROSPACE TOULOUSE SAS, Toulouse, FR;
Abstract
The invention relates to a system for environmental control of an aircraft cabin (), comprising a device for bleeding compressed air from at least one aircraft engine; an air cycle turbine engine () comprising at least one supercharger () connected to said device for bleeding compressed air by an air bleed duct () and a turbine () connected to the cabin () by a cabin inlet duct () in order to be able to supply said cabin with air at a controlled pressure and temperature, characterised in that it further comprises: stationary blading () which has a variable injection cross section and is mounted on said turbine () of said air cycle turbine engine () so as to be able to modify, on command, the flow rate and/or the pressure of air supplying an air inlet of said turbine (); and a second supercharger () which is mounted on said air cycle turbine engine () and is connected to a device for bleeding outside air and to said bleed duct.