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Seal assembly for gas turbine engine

  • US 10,689,997 B2
  • Filed: 04/17/2018
  • Issued: 06/23/2020
  • Est. Priority Date: 04/17/2018
  • Status: Active Grant
First Claim
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1. A seal assembly for a gas turbine engine comprising:

  • a seal including a seal body having a sealing portion that extends from an engagement portion, the sealing portion including a seal face that extends circumferentially between first and second mate faces, the seal body defining an internal cavity that extends circumferentially between the first and second mate faces, and the engagement portion including an impingement face opposite the seal face that defines a plurality of apertures to the internal cavity, wherein the internal cavity extends from a first opening along the first mate face to a second opening along the second mate face; and

    a housing mounted to the seal such that the impingement face is exposed to define a plenum between the housing and the impingement face, the housing defining a plurality of cooling passages, and each of the plurality of cooling passages defining a passage axis that is oriented such that a projection of the passage axis intersects the seal body;

    a mounting block including an interface portion extending from a mounting portion, the interface portion abutting the engagement portion along an interface to limit relative movement, and the mounting portion mechanically attached to the housing; and

    wherein the projection of the passage axis of at least some of the plurality of cooling passages intersects a respective one of the plurality of aptures that is defined along the interface.

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