Stuffing box seal having braided packings and lip seal rings in

Details Stuffing box seal having braided packings and lip seal rings in Stuffing box seal having braided packings and lip seal rings in

1996-08-21

1997-07-15

Cummings, Scott

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277 64, 277123, F16J 1518

Patent

active

056475985

ABSTRACT:
A sealing device for a shaft rotating relative to a frame, particularly for a pump shaft, wherein a protective sleeve surrounding the shaft is fixedly mounted for rotation with the shaft; a collar step surrounding the sleeve is fixedly mounted on the frame; a sealing device surrounding the sleeve is non-rotatingly mounted within the frame and includes a lantern ring for connection to a source of lubrication liquid; an annular ring with a sealing lip is inserted between the collar step and lantern ring; and a packing braid is disposed between the lantern ring and a device for compressing the braid.

REFERENCES:
patent: 2443332 (1948-06-01), Summers
patent: 2864631 (1958-12-01), Kemp
patent: 3403915 (1968-10-01), Roberts
patent: 3912284 (1975-10-01), Gosling et al.
patent: 4969652 (1990-11-01), Munson
patent: 5171022 (1992-12-01), Fessman
patent: 5392964 (1995-02-01), Stapp et al.

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