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. 07, 2025
Filed:
Oct. 06, 2021
Liebherr-aerospace Toulouse Sas, Toulouse, FR;
Karin Prince, Toulouse, FR;
David Lavergne, Toulouse, FR;
LIEBHERR-AEROSPACE TOULOUSE SAS, Toulouse, FR;
Abstract
System for protecting an outer surface of an aircraft comprising at least two fuel cells () from icing, characterized in that it comprises a first and a third liquid circuit () each causing a cooling liquid of the fuel cells () to flow, a second and a fourth liquid circuit () each causing an icing protection liquid to flow, at least two icing protection heat exchangers (--) arranged on the outer surface of the aircraft and having each icing protection liquid pass through them when it flows in the second or fourth liquid circuit (), and two liquid-liquid heat exchangers () in which the cooling liquids form a hot pass and the icing protection liquids form a cold pass to reheat the icing protection liquid by the heat from the cooling liquids.