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:
Feb. 04, 2025
Filed:
Mar. 17, 2022
Mitsubishi Heavy Industries, Ltd., Tokyo, JP;
Saki Matsuo, Tokyo, JP;
Satoshi Hada, Tokyo, JP;
Yasuo Miyahisa, Tokyo, JP;
Satoshi Mizukami, Tokyo, JP;
MITSUBISHI HEAVY INDUSTRIES, LTD., Tokyo, JP;
Abstract
A stator blade including a blade body, a first insert, a second insert, and an end cover. The blade body has a first blade air passage and a second blade air passage extending in the blade height direction within the blade body. Each passage has an open end on a blade-height second side. The first insert and the second insert have tubular outer peripheral plate portions. A plurality of impinge holes are formed in the outer peripheral plate portion. The tube height opening side of the outer peripheral plate portion in the tube height direction is open. The outer peripheral plate portion of the first insert is disposed in the first blade air passage such that cooling air flows into the outer peripheral plate portion from the opening of the first insert. The outer peripheral plate portion of the second insert is disposed in the second wing air passage.