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. 15, 2020
Filed:
Sep. 12, 2018
Doosan Heavy Industries & Construction Co., Ltd., Changwon-si, KR;
Yun Chang Jang, Gimhae-si, KR;
Doosan Heavy Industries Construction Co., Ltd, Gyeongsangnam-do, KR;
Abstract
A turbine blade ring segment includes an inner panel mounted to an inner surface of a turbine casing, the inner panel including a plurality of flow holes for supplying cooling air from an outside of the turbine casing; and an outer panel disposed on one surface of the inner panel, the outer panel including a plurality of air passages communicating with the flow holes formed in the inner panel. The passages include a first flow passage formed in a central portion of the outer panel to guide the supplied cooling air in a flow direction of the combustion gas, a second flow passage formed in the outer panel separately from the first flow passage to guide the supplied cooling air in the flow direction of the combustion gas, and a third flow passage communicating with the second flow passage to feed the supplied cooling air to the second flow passage.