CPC E03B 9/04 (2013.01) [F16K 17/406 (2013.01); F16L 55/1007 (2013.01); F16K 15/033 (2013.01); F16K 15/038 (2013.01); F16K 17/36 (2013.01); F16K 31/46 (2013.01)] | 20 Claims |
1. An apparatus comprising:
a valve body having a flange, a lockout bar, and a valve seat;
a valve pedal configured to engage the valve seat and prevent fluid flow through the valve seat in a closed position, and to permit fluid flow through the valve seat in an open position;
a saddle fixedly coupled to the flange;
a lockout tab disposed on the saddle, wherein the lockout tab maintains the valve pedal in the open position;
an activation rod mechanically coupled to the lockout bar and configured to keep the valve pedal engaged with the lockout tab;
a valve slide slidably mounted to the saddle, wherein the valve pedal is pivotally mounted to the valve slide, and wherein the activation rod is configured to press the valve slide toward the lockout tab; and
a spring configured to urge the valve slide away from the lockout tab.
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