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:
Jul. 26, 1988
Filed:
Apr. 21, 1987
Applicant:
Inventors:
Carmen Miraucourt, Brie Comte Robert, FR;
Remy P Ritt, Vaux le Penil, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D / ; F03D / ;
U.S. Cl.
CPC ...
415127 ; 415128 ; 415174 ; 415197 ; 415196 ; 415137 ; 415138 ;
Abstract
A turbine ring comprises an annular support in two parts and a ring of ceramic sectors for sealing purposes. The two parts of the support are interconnected by an axial groove and a sliding male part. Each part comprises an axial annular groove in which is engaged a respective axial edge portion of each sector. The cooperating internal radial faces respectively of the edge portion and of the groove are circumferential, while the radially outer radial face of each sector comprises at least one flat zone. The corresponding face of each groove may be polygonal.