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. 23, 2015
Filed:
Dec. 09, 2011
Applicants:
Amaury Roussely-rousseau, Paris, FR;
Emmanuel Berche, Vernou la Celle sur Seine, FR;
Guy Burlet, Paris, FR;
Inventors:
Amaury Roussely-Rousseau, Paris, FR;
Emmanuel Berche, Vernou la Celle sur Seine, FR;
Guy Burlet, Paris, FR;
Assignee:
SNECMA, Paris, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 17/06 (2006.01); F02C 6/08 (2006.01); F01D 5/08 (2006.01); F01D 25/12 (2006.01); F02C 7/18 (2006.01); F02C 9/18 (2006.01);
U.S. Cl.
CPC ...
F02C 6/08 (2013.01); F01D 5/081 (2013.01); F01D 25/12 (2013.01); F02C 7/18 (2013.01); F02C 9/18 (2013.01); Y02T 50/672 (2013.01); Y02T 50/676 (2013.01); F05D 2270/303 (2013.01); F05D 2300/50212 (2013.01); F05D 2300/507 (2013.01);
Abstract
Bleeding cooling air to cool a subassembly, e.g. such as a turbine, with automatic adjustment of the air flow section as a function of the speed of the engine. According to the invention, a shutter element is fastened to co-operate with a bleed hole, with the material that constitutes either the shutter element or the wall in which the hole is formed being of a type in which it is possible to create eddy currents, and a magnet is mounted to move past said arrangement.