DIFF Subgroup
F16K 17/22 actuated by the difference of pressure between two places in the flow line
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Safety valves; Equalising valves > Excess-flow valves > actuated by the difference of pressure between two places in the flow line
CPC:
Safety valves; Equalising valves, > Excess-flow valves (actuated in consequence of shock or similar extraneous influence F16K17/36) > actuated by the difference of pressure between two places in the flow line
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
Child Classifications
Navigate with arrow keys, Enter to open
- F16K 17/32 acting on a servo-mechanism or on a catch-releasing mechanism IPC+CPC Available in IPC and CPC