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. 04, 2014
Filed:
Sep. 13, 2011
Sebastien Alain Christophe Bourgois, Saint Germain les Corbeil, FR;
Didier Hippolyte Hernandez, Quiers, FR;
Sebastien Alain Christophe Bourgois, Saint Germain les Corbeil, FR;
Didier Hippolyte Hernandez, Quiers, FR;
SNECMA, Paris, FR;
Abstract
An annular shroud (), having an internal face intended to cover the back end wall () of an annular combustion chamber () of a turbomachine () fitted with a centrifugal compressor, together with an external face opposite said internal face, and where said shroud includes multiple apertures () intended to allow fuel injectors () supported by said back end wall () to pass through, together with multiple bosses () which extend as projections on said external face radially towards the interior respectively from the respective radially internal edges () of said apertures (), such that each of said bosses () delimits an extension () of the corresponding aperture () open radially towards the exterior so as to form an air intake scoop.