CPC Subgroup
F16K 31/14 for mounting on, or in combination with, hand-actuated valves
Full Title
Operating means; Releasing devices > actuated by fluid ( ; fluid-actuated check valves F16K15/00; fluid-actuated safety valves F16K17/00) > for mounting on, or in combination with, hand-actuated valves
2 direct subcodes
Child Classifications
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- F16K 31/143 the fluid acting on a piston
- F16K 31/145 the fluid acting on a diaphragm