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, 2001
Filed:
Jun. 11, 1999
Guy Grienche, Coarraze, FR;
Gérard Schott, Rontignon, FR;
Jean-Hervé Le Gal, Paris, FR;
Gérard Martin, Saint Genis Laval, FR;
Patrice Laborde, Bollène, FR;
Raphaël Spagna, Lescar, FR;
Other;
Abstract
The present invention relates to a gas-turbine combustion chamber comprising at least a zone (,) referred to as pilot combustion zone into which at least a first pilot fuel injection means (,) and an associated first oxidizer injection means (,) open; a main combustion zone (,) into which at least a second main fuel injection means (,) and an associated second oxidizer injection means (,) open, all of it being maintained under a pressure P,inside an enclosure (,). According to the invention, said chamber further comprises a mechanical means (,) for controlling the second flow of oxidizer, which reacts to the pressure difference between the inside (P,) and the atmospheric pressure (Po) outside enclosure (,), said pressure difference being directly linked with the engine speed.