DIFF Subgroup
F16L 37/30 with fluid cut-off means in each of two pipe-end fittings
Introduced: January 1990
Full Title
Full titles differ between systems:
IPC:
Couplings of the quick-acting type > with fluid cut-off means > with fluid cut-off means in each of two pipe-end fittings
CPC:
Couplings of the quick-acting type ( radially-binding sleeves F16L17/04, F16L21/06; connecting hoses to rigid members F16L33/00) > with fluid cut-off means > with fluid cut-off means in each of two pipe-end fittings
IPC and CPC are identically structured here. All 4 subcodes exist in both systems.
IPC defines codes here since 1990.
Child Classifications
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- F16L 37/32 at least one of two lift valves being opened automatically when the coupling is applied since 1990 IPC+CPC Available in IPC and CPC
- F16L 37/36 with two lift valves being actuated to initiate the flow through the coupling after the two coupling parts are locked against withdrawal since 1990 IPC+CPC Available in IPC and CPC