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:
Jul. 16, 2019
Filed:
Apr. 25, 2014
Mitsubishi Hitachi Power Systems, Ltd., Yokohama-shi, Kanagawa, JP;
Yoshiaki Yamaguchi, Tokyo, JP;
Satoshi Mizukami, Tokyo, JP;
Tomoyuki Hirata, Tokyo, JP;
Junichiro Masada, Tokyo, JP;
Tetsu Konishi, Tokyo, JP;
Kazumasa Takata, Tokyo, JP;
Hiroyuki Yamazaki, Sendai, JP;
Takuya Suzuki, Sendai, JP;
Shinya Ishikawa, Miyagi-gun, JP;
MITSUBISHI HITACHI POWER SYSTEMS, LTD., Yokohama-shi, JP;
Abstract
A gas turbine combustor comprising a plurality of cooling air passages (A) through which bled pressurized air flows from downstream of a combustion gas flow toward upstream, the plurality of cooling air passages (A) being disposed in a wall portion () side by side and aligned in a flow direction of a combustion gas; wherein the plurality of cooling air passages (A) are divided via a passage transition groove portion () into upstream cooling air passages (A) disposed closer to bled pressurized air inlet holes () and downstream cooling air passages (A) disposed closer to bled pressurized air outlet holes (), and center lines (C) of the upstream cooling air passages are non-collinear with center lines (C) of the downstream cooling air passages.