with rotary main shaft other than crankshaft

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Reciprocating-piston machines or engines characterised by connections between pistons and main shafts, not specific to groups > with rotary main shaft other than crankshaft

CPC:

Reciprocating-piston machines or engines characterised by connections between pistons and main shafts, not specific to groups F01B1/00 - F01B7/00 > with rotary main shaft other than crankshaft

Of 4 combined children, 2 exist in both systems.

2 codes are CPC-only extensions.

Child Classifications

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F01B 9/042 +1 CPC CPC only CPC only
F01B 9/047 CPC only CPC only
F01B 9/06 the piston motion being transmitted by curved surfaces +1 CPC IPC+CPC Available in IPC and CPC
F01B 9/08 with ratchet and pawl IPC+CPC Available in IPC and CPC