Safety relief valve

Details Safety relief valve Safety relief valve

1977-02-16

1978-08-01

Cline, William R.

Fluid handling

Line condition change responsive valves

Direct response valves

F16K 1506, F16K 1708

Patent

active

041037049

ABSTRACT:
A valve for relieving pressure in a container including an adjustably spring loaded poppet wherein the adjusting means therefor is covered by an actuator knob which drivingly engages the poppet which knob is operable to move the poppet to and from its operative sealing position through engagement of a projection formed in the knob with a cam surface formed on the valve housing. Indentations in the cam surface retain the knob in positions corresponding to sealing and open positions of the poppet.

REFERENCES:
patent: 2547862 (1951-04-01), Gilmore
patent: 2954792 (1960-10-01), Hagger
patent: 3085753 (1963-04-01), Braun et al.
patent: 3123092 (1964-03-01), Kmiecik et al.
patent: 3662950 (1972-05-01), McIntosh et al.

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