DIFF Subgroup
F03C 1/04 with cylinders in star or fan arrangement
Introduced: September 1968
Title
Titles differ between systems:
IPC: with cylinders in star- or fan-arrangement
CPC: with cylinders in star or fan arrangement
Full Title
Full titles differ between systems:
IPC:
Reciprocating-piston liquid engines > with multiple cylinders, characterised by the number or arrangement of cylinders > with cylinders in star- or fan-arrangement
CPC:
Reciprocating-piston liquid engines > with multiple-cylinders, characterised by the number or arrangement of cylinders (with movable cylinders F03C1/22; of flexible-wall type F03C7/00) > with cylinders in star or fan arrangement
Of 4 combined children, 2 exist in both systems.
2 codes are CPC-only extensions.
IPC defines codes here since 1990.
Child Classifications
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- F03C 1/047 the pistons co-operating with an actuated element at the outer ends of the cylinders since 1990 +2 CPC IPC+CPC Available in IPC and CPC
- F03C 1/053 the pistons co-operating with an actuated element at the inner ends of the cylinders since 1990 +3 CPC IPC+CPC Available in IPC and CPC