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:
Mar. 06, 2001
Filed:
Jan. 19, 2000
Applicant:
Inventor:
Yoshitaka Fukuyama, Yokohama, JP;
Assignee:
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Primary Examiner:
Int. Cl.
CPC ...
F02C 7/16 ; F01D 9/02 ;
U.S. Cl.
CPC ...
F02C 7/16 ; F01D 9/02 ;
Abstract
A cooling apparatus is provided for a gas turbine moving blade and also to a gas turbine equipped with the cooling apparatus. The device is applicable to an electric power plant or the like, and more particularly, to a closed-loop cooling type cooling apparatus for a moving blade which achieves higher cooling efficiency by supplying in parallel a cooling medium from the inside of the turbine rotor to respective moving blades forming a plurality of stages and recovering the cooling medium which has been used for cooling so as to achieve higher energy efficiency.