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:
Jan. 21, 1992
Filed:
Dec. 03, 1990
Applicant:
Inventors:
Vasco Mezzedimi, Siena, IT;
Franco Frosini, Florence, IT;
Assignee:
Nuovopignone-Industrie Meccaniche e Fonderia S.p.A., Florence, IT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02C / ;
U.S. Cl.
CPC ...
60 3932 ; 60 3975 ;
Abstract
A device for keeping the annular outlet mouth of the gas volute always centered about the nozzle assembly in a gas turbine, consisting of two diametrically divided retaining rings embracing said annular mouth, the lower half-ring having an inner radius greater than that of the upper half-ring, this latter forming predetermined radial gap with said annular mouth.