with cylinders in star or fan arrangement

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Reciprocating-piston machines or engines characterised by number or relative disposition of cylinders or by being built-up from separate cylinder-crankcase elements > with cylinders in star or fan arrangement

CPC:

Reciprocating-piston machines or engines characterised by number or relative disposition of cylinders or by being built-up from separate cylinder-crankcase elements (F01B3/00, F01B5/00 take precedence) > with cylinders in star or fan arrangement

Of 4 combined children, 0 exist in both systems.

4 codes are CPC-only extensions.

Child Classifications

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F01B 1/0603 +2 CPC CPC only CPC only
F01B 1/062 +3 CPC CPC only CPC only
F01B 1/0641 +7 CPC CPC only CPC only
F01B 1/0675 +5 CPC CPC only CPC only