DIFF Subgroup
F16D 13/70 Pressure members, e.g. pressure plates, for clutch-plates or lamellae; Guiding arrangements for pressure members
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Friction clutches > Details > Pressure members, e.g. pressure plates, for clutch-plates or lamellae; Guiding arrangements for pressure members
CPC:
Friction clutches (arrangements for synchronisation F16D23/02) > Details > Pressure members, e.g. pressure plates, for clutch-plates or lamellae; Guiding arrangements for pressure members
CPC subdivides this area 3x more granularly than IPC with 2 additional codes.
2 codes are CPC-only extensions.
Note: 2 CPC extensions are marked as secondary classification only.
Child Classifications
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- F16D 13/71 in which the clutching pressure is produced by springs only IPC+CPC Available in IPC and CPC