Fatigue resistant blade outer air seal
US10961862B2 · kind B2 · utility
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16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 7, 2019 |
| Grant date | Mar 30, 2021 |
| Priority date | — |
| Expiry date | Jul 4, 2039 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T50/60
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.