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:
Aug. 22, 2023
Filed:
Nov. 20, 2020
Safran Helicopter Engines, Bordes, FR;
Patrick Olivier Duchaine, Moissy-Cramayel, FR;
Guillaume Thierry Cottin, Moissy-Cramayel, FR;
SAFRAN HELICOPTER ENGINES, Bordes, FR;
Abstract
A device for supplying fuel to a combustion chamber of a gas generator includes an injection wheel () for injecting fuel into the combustion chamber (),—a fuel supply rail () including an internal fuel circuit () with a fuel outlet means () supplying fuel to an annular spray chamber () formed between the rail () and the injection wheel (),—at least one dynamic annular seal () adapted to provide a seal between an annular face () of the fuel supply rail () and the injection wheel (), wherein the internal fuel circuit () of the fuel supply rail includes an annular fuel flow part arranged radially at the dynamic annular seal ().