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:
Apr. 26, 1994
Filed:
Mar. 03, 1993
Applicant:
Inventors:
Pascal Brossier, Lieusaint, FR;
Marc G Loubet, Cesson, FR;
Georges Mazeaud, Yerres, FR;
Claudine L Planquet, Vert Saint Denis, FR;
Assignee:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02K / ;
U.S. Cl.
CPC ...
602263 ; 60 3907 ; 60 39183 ; 60263 ;
Abstract
The rotor of a fan disposed in the annular noncombusted air flow duct of a urbojet propulsion engine of the bypass type is carried by a rotary body which includes the rotor assembly of a multi-stage turbine driven by noncombusted air supplied thereto by an axisymmetrical auxiliary duct which diverts noncombusted air from the primary duct of the engine just downstream of the compressor.