DIFF Subgroup
F03C 1/22 with movable cylinders
Introduced: September 1968
Full Title
Reciprocating-piston liquid engines > with movable cylinders
Of 2 combined children, 1 exist in both systems.
1 codes are CPC-only extensions.
Child Classifications
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- F03C 1/24 in which the liquid exclusively displaces one or more pistons reciprocating in rotary cylinders +3 CPC −1 IPC IPC+CPC Available in IPC and CPC