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:
Dec. 15, 2015
Filed:
Nov. 28, 2012
Applicant:
Snecma, Paris, FR;
Inventor:
Aude Abadie, Saint-Fargeau Ponthierry, FR;
Assignee:
SNECMA, Paris, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 29/40 (2006.01); F01D 17/16 (2006.01); F04D 29/56 (2006.01);
U.S. Cl.
CPC ...
F04D 29/403 (2013.01); F01D 17/162 (2013.01); F04D 29/563 (2013.01); F05D 2230/64 (2013.01); F05D 2240/54 (2013.01); F05D 2300/434 (2013.01); Y02T 50/671 (2013.01);
Abstract
A metal annular casing () for a turbine engine compressor, the casing having at least one annular row of radial chimneys for receiving outer cylindrical pivots of variable-pitch vanes, together with an outer cylindrical centering track () that is continuous or interrupted and against which runners carried by an annular ring for controlling the pitch of the vanes are to come to bear, the casing being characterized in that the track is formed by blocks () of plastics material fitted onto the casing and that are fastened or held on the casing.