Seal for post indicator valve assembly

Details Seal for post indicator valve assembly Seal for post indicator valve assembly

1983-01-24

1985-02-05

Chambers, A. Michael

Fluid handling

With indicator, register, recorder, alarm or inspection means

Position or extent of motion indicator

116277, 277184, 277206R, 251214, F16K 3700

Patent

active

044973403

ABSTRACT:
This invention relates to a post indicating valve assembly and more specifically to an orienting means formed at the end of an operating shaft to provide a reference in determining the closure member positions. An indicator means having a complementary socket means is provided to slidably accommodate the orienting means for support thereon. A seal means having annular lip means is constructed and arranged to provide a sealing engagement about the periphery of the operating shaft.

REFERENCES:
patent: 2420039 (1947-05-01), Frisby
patent: 3238915 (1966-03-01), Smith et al.
patent: 3452766 (1969-07-01), Fenster
patent: 3554160 (1971-01-01), Fortune et al.
patent: 3689081 (1972-09-01), Kinberg
patent: 3804056 (1974-04-01), Lee et al.
patent: 3837619 (1974-09-01), Sherman
patent: 4068852 (1978-01-01), Anglade
patent: 4448148 (1984-05-01), Gain

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