Bottom operator for top operated bottom installed tank car valve

Details Bottom operator for top operated bottom installed tank car valve Bottom operator for top operated bottom installed tank car valve

1982-04-16

1984-04-03

Chambers, A. Michael

Valves and valve actuation

With correlated flow path

Tank

251289, 251291, 137327, F16K 2703, F16K 5100

Patent

active

044403798

ABSTRACT:
In accordance with the present invention, an unloading assembly for a top operated lading valve is disclosed. The unloading assembly includes means for connecting an unloading outlet chamber to the existing depending valve outlet chamber of the lading valve. The unloading outlet chamber is hollow and is in fluid communication with the lading valve outlet chamber. The unloading assembly includes an operating shaft extending upwardly through the unloading outlet chamber and through the valve outlet chamber. The operating shaft includes a non-round connection portion adapted to engage a non-round connection portion of the top operating rod.

REFERENCES:
patent: 4137937 (1979-02-01), Reedy
patent: 4240607 (1980-12-01), Carlson
patent: 4272053 (1981-06-01), Wempe et al.
patent: 4310145 (1982-01-01), Wempe
patent: 4318531 (1982-03-01), Carlson
patent: 4326557 (1982-04-01), Behle

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