Distributing valve-gear peculiar thereto (for engines with positive-displacement in general F01L; )

Introduced: September 1968

Title

Titles differ between systems:

IPC: Distributing valve-gear peculiar thereto

CPC: Distributing valve-gear peculiar thereto (for engines with positive-displacement in general F01L; )

Full titles differ between systems:

IPC:

Reciprocating-piston liquid engines > Distributing valve-gear peculiar thereto

CPC:

Reciprocating-piston liquid engines > Distributing valve-gear peculiar thereto (for engines with positive-displacement in general F01L; )

IPC and CPC are identically structured here. All 4 subcodes exist in both systems.

2 shared codes have differing titles between IPC and CPC.

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F03C 1/10 actuated by piston or piston-rod IPC+CPC Available in IPC and CPC
F03C 1/14 by driving liquid of engine IPC+CPC Available in IPC and CPC
F03C 1/16 Speed controlling, equalising or cushioning IPC+CPC Available in IPC and CPC
F03C 1/20 specially adapted for engines generating vibration only IPC+CPC Available in IPC and CPC

Class F03,2013–2023, worldwide · Source: EPO PATSTAT

Class F03,2013–2023, worldwide · Source: EPO PATSTAT