Seal for a joint or juncture – Seal between relatively movable parts – Relatively rotatable radially extending sealing face member
277 961, 415174, F01D 506, F01D 1100
An abradable/abrasive seal system having particular utility in gas turbine engines is described. The seal system includes an abrasive layer (40) which prevents direct interaction between components (30, 20) having relative motion and an abradable layer (43) which provides an effective degree of fluid sealing between the components.
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Smith Robert I.
Sohl Charles E.
United Technologies Corporation
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