Invention Grant
- Patent Title: Fatigue resistant blade outer air seal
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Application No.: US16434630Application Date: 2019-06-07
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Publication No.: US11619136B2Publication Date: 2023-04-04
- Inventor: Brian C. McLaughlin , Paul M. Lutjen , Richard K. Hayford , Anthony B. Swift
- 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: F01D5/20
- IPC: F01D5/20 ; F01D5/18 ; F01D11/08

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. The blade outer air seal segment further including a stress-relief recess. The stress-relief boss being located within the stress relief recess.
Public/Granted literature
- US11591917B2 Fatigue resistant blade outer air seal Public/Granted day:2023-02-28
Information query
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