actuated by a float (floats F16K33/00; float-actuated valves in steam-traps F16T1/20, in boilers F22D5/08)

Full Title

Operating means; Releasing devices > actuated by fluid ( ; fluid-actuated check valves F16K15/00; fluid-actuated safety valves F16K17/00) > actuated by a float (floats F16K33/00; float-actuated valves in steam-traps F16T1/20, in boilers F22D5/08)

Child Classifications

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• F16K 31/20 actuating a lift valve
• F16K 31/30 actuating a gate valve or sliding valve
• F16K 31/32 actuating a tap or cock
• F16K 31/34 acting on pilot valve controlling the cut-off apparatus