DIFF Subgroup
F16K 31/04 using a motor
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Operating means; Releasing devices > electric; magnetic > using a motor
CPC:
Operating means; Releasing devices > electric ; magnetic > using a motor
CPC subdivides this area 4x more granularly than IPC with 3 additional codes.
3 codes are CPC-only extensions.
Child Classifications
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- F16K 31/05 specially adapted for operating hand-operated valves or for combined motor and hand operation +1 CPC IPC+CPC Available in IPC and CPC