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:
Nov. 15, 2011
Filed:
Oct. 23, 2007
Applicants:
Jacques Rene Bart, Soisy sur Seine, FR;
Didier Rene Andre Escure, Nandy, FR;
Stephane Rousselin, Hericy, FR;
Inventors:
Jacques Rene Bart, Soisy sur Seine, FR;
Didier Rene Andre Escure, Nandy, FR;
Stephane Rousselin, Hericy, FR;
Assignee:
SNECMA, Paris, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 21/02 (2006.01); F01D 21/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A device () for limiting overspeed in a turbomachine in the event of breakage of the turbine shaft (), comprising means () of propelling a pin () into the path of the blades (), these propelling means being controlled by means () that detect overspeed or that the turbine shaft has broken.