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:
Dec. 28, 2021
Filed:
Mar. 29, 2019
Safran Aircraft Engines, Paris, FR;
Pascal Xavier Delaitre, Moissy-Cramayel, FR;
Romain Nicolas Lagarde, Moissy-Cramayel, FR;
Jean-Marc Claude Perrollaz, Moissy-Cramayel, FR;
Antonin Etienne Diego Tessiereau, Moissy-Cramayel, FR;
SAFRAN AIRCRAFT ENGINES, Paris, FR;
Abstract
An air bleed device for an aircraft engine, including a frame and a flap able to rotate about an axis in relation to the frame, the device further including a return system configured to bias the flap in a determined position about the axis and including a torsion spring, a first end of which is connected to the flap and a second end of which is connected to the frame. The second end is connected to the frame by adjusting the preload of the spring by screwing when the flap is in the determined position.