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US 11,111,794 B2Granted
Feather seals with leakage metering
AssigneeUnited Technologies Corporation
InventorsDavid Bitzko, Shawn M. McMahon, Alex J. Schneider
Life of this patent
Estimating the term…
Abstract
A seal assembly includes a first feather seal with a first cooling hole extending through the first feather seal. The seal assembly also includes a second feather seal adjacent to the first feather seal. The second feather seal includes a second cooling hole extending through the second feather seal. The first cooling hole is positioned over at least a portion of the second cooling hole.
Claims6
A seal assembly for a gas turbine engine comprises:
- a first feather seal comprising a first cooling hole extending through the first feather seal:
- and a second feather seal adjacent to the first feather seal, wherein the second feather seal comprises a second cooling hole extending through the second feather seal, a third cooling hole extending through the second feather seal, and a fourth cooling hole extending through the second feather seal, wherein the first cooling hole extends over at least a portion of the second, third, and fourth cooling holes, and wherein a perimeter of the first cooling hole is larger than a perimeter of each of the second, third, and fourth cooling holes.
Dependencies are inferred from the claim text.