Valve guard

Details Valve guard Valve guard

1975-06-11

1976-09-14

Nilson, Robert G.

Fluid handling

With casing, support, protector or static constructional...

Guards and shields

137384, 137385, F16K 3500

Patent

active

039800997

ABSTRACT:
A valve guard to prevent deliberate tampering with or accidental movement of a rotatable valve handle comprising a connecting member for connection to the valve body and a locking member pivotally connected to the connecting member for movement toward and away from the valve handle. The locking member includes first abutment means engageable with the valve handle in an open-valve position to lock the valve handle in the open-valve position and second abutment means engageable with the valve handle in a closed-valve position to lock the valve handle in the closed-valve position.

REFERENCES:
patent: 961959 (1910-06-01), Herfurth
patent: 1524358 (1925-01-01), Johnson et al.

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