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PCE
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DIFF Subgroup
F16K 17/12

weight-loaded

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Safety valves; Equalising valves > opening on surplus pressure on one side; closing on insufficient pressure on one side > weight-loaded

CPC:

Safety valves; Equalising valves, > opening on surplus pressure on one side; closing on insufficient pressure on one side (check valves F16K15/00) > weight-loaded

No child classifications to compare. This is a leaf node in both IPC and CPC.