Labyrinth sealing system

Details Labyrinth sealing system Labyrinth sealing system

1976-07-28

1980-04-22

Ward, Jr., Robert S.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277133, 277 59, 277173, 415110, 432115, 415172A, F16J 1544

Patent

active

041991540

ABSTRACT:
A labyrinth sealing system for sealing the inner space of an apparatus defined by two interengaged members, wherein one member is movable with respect to the other. The sealing system includes a first plurality of concentrically spaced ridges formed on one of said members, and a second plurality of concentrically spaced ridges formed on the other said member, the ridges of each said member arranged to engage each other in noncontacting fashion in the spaces between the ridges of the other said member.

REFERENCES:
patent: 853059 (1907-05-01), Bunge
patent: 1009425 (1911-11-01), Ljungstrom
patent: 1354235 (1920-09-01), Bonom
patent: 1835361 (1931-12-01), Wiberg
patent: 2159766 (1939-05-01), Larrecq
patent: 2479038 (1949-08-01), Cronstedt
patent: 2646999 (1953-07-01), Barske
patent: 3239193 (1966-03-01), Kerensky
patent: 3501089 (1970-03-01), Alford
patent: 3512788 (1970-05-01), Kilbane
patent: 3724887 (1973-04-01), Roberts
patent: 3907457 (1975-09-01), Nakamura et al.
patent: 3957277 (1976-05-01), Margnelli

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