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:
Oct. 12, 2021
Filed:
Mar. 30, 2017
Mitsubishi Heavy Industries, Ltd., Tokyo, JP;
Mitsubishi Hitachi Power Systems, Ltd., Kanagawa, JP;
Taehwan Kim, Tokyo, JP;
Keijiro Saito, Tokyo, JP;
Shinji Akamatsu, Yokohama, JP;
Kenji Miyamoto, Tokyo, JP;
MITSUBISHI POWER, LTD., Kanagawa, JP;
Abstract
There is provided a combustor including a nozzle main body () that includes a shaft body () which extends along an axis and has, inside the shaft body (), a purge air flow path (), which extends along the axis to a tip portion of the shaft body () and into which compressed air is introduced, and an air spraying hole (), which is formed in the tip portion of the shaft body () and connects the purge air flow path () to an outer surface of the shaft body (), a swirling blade (), which overhangs from an outer circumferential surface of the shaft body () in a diameter direction of the axis and swirls a fluid flowing to a downstream side of an axial direction around the axis, and a fuel spraying hole (), and a sealing member () that seals the air spraying hole () and is formed of a metal having a melting point lower than a melting point of a metal forming the nozzle main body ().