DIFF Subgroup
F24F 13/10 movable, e.g. dampers
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening > Air-flow control members, e.g. louvres, grilles, flaps or guide plates > movable, e.g. dampers
CPC:
Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening > Air-flow control members, e.g. louvres, grilles, flaps or guide plates (F24F7/013, F24F13/06 take precedence) > movable, e.g. dampers
Of 4 combined children, 3 exist in both systems.
1 codes are CPC-only extensions.
3 shared codes have differing titles between IPC and CPC.
Child Classifications
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