DIFF Subgroup
F16K 17/36 actuated in consequence of extraneous circumstances, e.g. shock, change of position
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Safety valves; Equalising valves > actuated in consequence of extraneous circumstances, e.g. shock, change of position
CPC:
Safety valves; Equalising valves, > actuated in consequence of extraneous circumstances, e.g. shock, change of position
CPC subdivides this area 3x more granularly than IPC with 2 additional codes.
2 codes are CPC-only extensions.
Child Classifications
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