Invention Grant
- Patent Title: Fatigue resistant blade outer air seal
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Application No.: US16434779Application Date: 2019-06-07
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Publication No.: US10961862B2Publication Date: 2021-03-30
- Inventor: Paul M. Lutjen , Michael J. Bruskotter , Brian C. McLaughlin , Terence P. Tyler
- Applicant: United Technologies Corporation
- Applicant Address: US CT Farmington
- Assignee: United Technologies Corporation
- Current Assignee: United Technologies Corporation
- Current Assignee Address: US CT Farmington
- Agency: Cantor Colburn LLP
- Main IPC: F01D11/08
- IPC: F01D11/08 ; F01D25/12

Abstract:
A blade outer air seal segment including a radially outward surface, a radially inward surface oriented away from the radially outward surface, and a cooling channel located between the radially outward surface and the radially inward surface. The blade outer air seal segment also including a stress-relief boss extending into the cooling channel and an inlet orifice fluidly coupled to the cooling channel through the stress-relief boss.
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