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:
Sep. 06, 2011
Filed:
Oct. 05, 2007
Jean-michel Guimbard, Cely en Biere, FR;
Philippe Jean-pierre Pabion, Vaux le Penil, FR;
Eric Schwartz, Seine Port, FR;
Jean-luc Soupizon, Vaux le Penil, FR;
Jean-Michel Guimbard, Cely en Biere, FR;
Philippe Jean-Pierre Pabion, Vaux le Penil, FR;
Eric Schwartz, Seine Port, FR;
Jean-Luc Soupizon, Vaux le Penil, FR;
SNECMA, Paris, FR;
Abstract
A transition channel between a first turbine section and a second turbine section for a gas turbine engine is disclosed. The channel includes a first radially external annular wall including ring sector elements housed inside an annular ring and orifices for injecting a fluid into the channel in order to re-energize the boundary layer thereof, a second radially internal annular wall, and a fluid supply device arranged between the space outside the ring and the injection orifices.