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. 28, 1993
Filed:
Jun. 22, 1992
Applicant:
Inventors:
Richard W Albrecht, Fairfield, OH (US);
Andrew Shepherd, Fairfield, OH (US);
Assignee:
General Electric Company, Cincinnati, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D / ;
U.S. Cl.
CPC ...
4151731 ; 415115 ; 4151736 ;
Abstract
A high pressure turbine in a gas turbine engine contains an arrangement of channels, holes and windows through components controlling the operating clearance between tips of turbine blades and casing shroud segments wherein the arrangement defines a serial supply path for a single cooling airflow through the clearance control components. The arrangement also includes a plurality of holes defined through a cover located between shroud holders and segments.