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:
Mar. 29, 2022
Filed:
May. 11, 2020
Safran Aero Boosters, Herstal, BE;
Safran Aircraft Engines, Paris, FR;
Sami Kelim Benichou, Moissy-Cramayel, FR;
Arnaud Michel Marie Accary, Moissy-Cramayel, FR;
Grégoire Decock, Moissy-Cramayel, FR;
Guillaume Lescurat, Moissy-Cramayel, FR;
Ludovic Pericaud, Moissy-Cramayel, FR;
SAFRAN AERO BOOSTERS, Herstal, BE;
SAFRAN AIRCRAFT ENGINES, Paris, FR;
Abstract
A rotor drum for an aircraft turbomachine includes an annular wall extending around a longitudinal axis (A), the annular wall carrying rotor blades and having at least one bleed device configured to allow at least one liquid to pass through the annular wall. The bleed device includes a series of three adjacent circular orifices, the three orifices being aligned along a line and having a central orifice of larger diameter Dand two lateral orifices of smaller diameter Ddiametrically opposed with respect to the central orifice.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile