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. 27, 2005
Filed:
Mar. 31, 2004
Applicants:
Chiyuki Nakamata, Sayama, JP;
Yoji Okita, Tokorozawa, JP;
Inventors:
Chiyuki Nakamata, Sayama, JP;
Yoji Okita, Tokorozawa, JP;
Assignee:
Ishikawajima-Harima Heavy Industries Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
F01D005/18 ;
U.S. Cl.
CPC ...
Abstract
A cooled turbine rotor blade comprises a blade body having a cooling passage so that cooling air is introduced, and a film cooling hole which is formed on the surface of the blade body and includes an inlet opening and a wedge shaped spurt out opening. The film cooling hole is divided into at least two openings by a partition wall on the outlet side of the film cooling hole.