Seal with non-metallic interface
AssigneeUnited Technologies Corporation
InventorsSteven W. Burd, Roger W. Bursey, Gonzalo F. Martinez, Meggan H. Harria-Miller
Life of this patent
Estimating the term…
Abstract
A seal for use between a first duct and a second duct and, the ducts having relative motion therebetween, includes a first plurality of fingers for attachment to the first duct to be disposed about one of the first duct and the second duct, a seal land attaching to about an other of the first duct and the second duct, and a seal attaching to the seal land and in contact with the plurality of fingers wherein one of the plurality of fingers and the seal is metallic and an other of the seal land or the plurality of fingers is non-metallic.
Claims20
A seal for use between a first duct and a second duct and, said ducts having relative motion therebetween, said seal comprising:
- a first plurality of fingers for attachment to said first duct to be disposed about one of said first duct and said second duct,
- a seal land attaching to about an other of said first duct and said second duct, and
- a seal attaching to said seal land and in contact with said plurality of fingers wherein a first surface of one of said plurality of fingers and said seal is metallic and a second surface of an other of said seal land or said plurality of fingers is non-metallic.
A gas turbine engine seal for use between a first duct and a second duct in said gas turbine engine, said ducts having relative motion therebetween, said seal comprising:
- a first plurality of fingers for attachment to said first duct to be disposed about one of said first duct and said second duct,
- a seal land attaching to about an other of said first duct and said second duct, and
- a seal attaching to said seal land and in contact with said plurality of fingers wherein a first surface of one of said plurality of fingers and said seal is metallic and a second surface of an other of said seal land or said plurality of fingers is non-metallic.
Dependencies are inferred from the claim text.