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. 09, 2020
Filed:
Sep. 12, 2016
Safran Aircraft Engines, Paris, FR;
Bertrand Guillaume Robin Pellaton, Moissy-Cramayel, FR;
Baptiste Marie Aubin Pierre Jouy, Moissy-Cramayel, FR;
Adrien Moussette, Moissy-Cramayel, FR;
Loic Villard, Moissy-Cramayel, FR;
SAFRAN AIRCRAFT ENGINES, Paris, FR;
Abstract
The invention relates to a ventilation device for a turbomachine turbine casing, comprising a plurality of line sets (') configured to spray air over the turbine casing, the line sets being arranged next to one another, each line set comprising a main ring () in which air circulates, the main ring () comprising orifices (′) configured to spray a stream of air towards the turbine casing, the line set comprising a shield () configured to isolate the main ring () from a stream of air returning from the turbine casing towards the line sets after having been sprayed towards the turbine casing, the said shield () enveloping the main ring () and having orifices aligned with the orifices of the main ring ().