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:
May. 02, 2006
Filed:
Mar. 05, 2003
Applicants:
Yoji Okita, Tokyo, JP;
Shigemichi Yamawaki, Tokyo, JP;
Inventors:
Yoji Okita, Tokyo, JP;
Shigemichi Yamawaki, Tokyo, JP;
Assignee:
Inhikawajima-Harima Heavy Industries Co., Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 5/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A gas turbine engine includes a front cooling plate provided on a front stationary section in the vicinity of a front side of a turbine disc, a front cooling passage formed between an opposing surface of the front cooling plate and a front surface of a rim of the turbine disc, a rear cooling plate provided on a rear stationary section in the vicinity of a rear side of the turbine disc, and a rear cooling passage formed between an opposing surface of the rear cooling plate and a rear surface of the rim of the turbine disc.