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:
Jul. 24, 2012
Filed:
Jun. 27, 2008
Applicants:
Son Le Hong, Thomery, FR;
Olivier Michael Molinari, Avon, FR;
Regis Eugene Henri Servant, Vigneux sur Seine, FR;
Inventors:
Son Le Hong, Thomery, FR;
Olivier Michael Molinari, Avon, FR;
Regis Eugene Henri Servant, Vigneux sur Seine, FR;
Assignee:
SNECMA, Paris, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02K 3/00 (2006.01); F02C 7/06 (2006.01); F02C 3/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
A twin fan turbomachine with two contrarotating fans, one upstream and one downstream, driven by two contrarotating coaxial shafts each of which connects one fan impeller to at least one low-pressure turbine impeller located downstream, the downstream fan impeller being connected by its downstream part to its drive shaft.