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:
Sep. 05, 2023
Filed:
Jun. 22, 2022
Doosan Enerbility Co., Ltd., Changwon-si, KR;
Industry-academic Cooperation Foundation, Yonsei University, Seoul, KR;
Ye Jee Kim, Suwon, KR;
Hyung Hee Cho, Seoul, KR;
Minjoo Hyun, Seoul, KR;
Hee Seung Park, Seoul, KR;
Seungyeong Choi, Seoul, KR;
Taehyun Kim, Seoul, KR;
Abstract
A turbine blade having cooling holes formed therein and a turbine including the same are provided. The turbine blade includes an airfoil having a leading edge and a trailing edge formed thereon and a cooling passage defined for flow of a cooling fluid therethrough, and a cooling hole configured to communicate between the cooling passage and outside in the airfoil and having an inlet and an outlet, wherein the cooling hole includes an expanded portion and a grooved portion formed in the outlet, the grooved portion being recessed from the expanded portion toward the trailing edge.