Anti-erosion labyrinth seal

Details Anti-erosion labyrinth seal Anti-erosion labyrinth seal

1986-09-12

1988-01-26

Ward, Robert S.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277 24, 277 3, F16J 15447

Patent

active

047213132

ABSTRACT:
An erosion resistant labyrinth seal for use in a rotating machine, such as a turbine or a compressor, that has bleed holes formed in the labyrinth cavities for carrying away erosion producing contaminants entrained in a controlled flow of fluid passing through the seal. Material removed from the flow is vented away from the seal.

REFERENCES:
patent: 2846245 (1958-08-01), Weaver
patent: 3610775 (1969-07-01), Swearingen
patent: 4513975 (1985-04-01), Hauser et al.

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