Increasing idling speed

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Idling devices for carburettors > Increasing idling speed

CPC:

Idling devices for carburettors (with means for facilitating engine's idling below operational temperatures F02M1/00) > Increasing idling speed

CPC subdivides this area 4x more granularly than IPC with 3 additional codes.

3 codes are CPC-only extensions.

Note: 1 CPC extensions are marked as secondary classification only.

1 shared codes have differing titles between IPC and CPC.

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F02M 2003/067 2nd only CPC only CPC only
F02M 3/062 CPC only CPC only
F02M 3/065 CPC only CPC only
F02M 3/07 by positioning the throttle flap stop, or by changing the fuel flow cross-sectional area, by electrical, electromechanical or electropneumatic means, according to engine speed since 1985 +1 CPC IPC+CPC Available in IPC and CPC

Class F02,2013–2023, worldwide · Source: EPO PATSTAT

Class F02,2013–2023, worldwide · Source: EPO PATSTAT