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:
Mar. 15, 1983
Filed:
Jul. 16, 1980
Applicant:
Inventor:
Serge Boudigues, Sceaux, FR;
Primary Examiner:
Int. Cl.
CPC ...
F02K / ;
U.S. Cl.
CPC ...
602263 ; 60262 ;
Abstract
A multiple-flow turbojet with adjustable bypass ratio comprising a low pressure spool and a high pressure spool casing. Aerodynamic surfaces mechanically integral with the high pressure spool are disposed in a cold secondary flow whose characteristics vary as a function of the setting of a guide means and cause a variation in the bypass ratio.