DIFF Subgroup Additional Only
F16D 2300/021 Cooling features not provided for in group F16D13/72 or F16D25/123, e.g. heat transfer details
Full Title
Special features for couplings or clutches > Overheat protection, i.e. means for protection against overheating > Cooling features not provided for in group F16D13/72 or F16D25/123, e.g. heat transfer details
Of 2 combined children, 0 exist in both systems.
2 codes are CPC-only extensions.
Note: 2 CPC extensions are marked as secondary classification only.