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:
Jan. 06, 2026
Filed:
Oct. 26, 2021
Liebherr-aerospace Toulouse Sas, Toulouse, FR;
Frédéric Sanchez, Toulouse, FR;
Walid Hankache, Toulouse, FR;
David Lavergne, Toulouse, FR;
Cédric Lance, Toulouse, FR;
LIEBHERR-AEROSPACE TOULOUSE SAS, Toulouse, FR;
Abstract
The invention relates to an air-conditioning system for an aircraft cabin () comprising: an engine air bleed device (); an air-conditioning pack () comprising a pack air inlet () connected to said engine bleed device (), and a pack air outlet () connected to said cabin (); an auxiliary module () for supplying pressurized air comprising an auxiliary turbomachine (), comprising a compressor () supplied with external fresh air and a turbine suitable to be able to be supplied with air coming from the engine bleed device; and a control unit configured to activate either a standard mode in which the pack air inlet is supplied with the pressurized air coming from the engine bleed device (), or a fresh air mode in which said pack air inlet () is supplied with the pressurized air coming from the auxiliary module ().