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. 19, 2008
Filed:
Apr. 07, 2005
Martine Bes, Morsang/Orge, FR;
Didier Hernandez, Quiers, FR;
Gilles Lepretre, Epinay Sous Senart, FR;
Denis Trahot, Ermont, FR;
Martine Bes, Morsang/Orge, FR;
Didier Hernandez, Quiers, FR;
Gilles Lepretre, Epinay Sous Senart, FR;
Denis Trahot, Ermont, FR;
SNECMA, Paris, FR;
Abstract
An annular combustion chamber for a turbomachine comprises inner and outer annular walls united by a transverse wall, the inner and outer walls are extended at their downstream ends by inner and outer fastener flanges for fastening respectively to inner and outer shells of a turbomachine casing in order to hold the combustion chamber in position, the inner flange being provided with a plurality of holes for feeding cooling air to a high pressure turbine of the turbomachine, the air feed holes through the inner flange being distributed circumferentially over at least two rows disposed in a staggered configuration.