DIFF Subgroup
F02D 41/30 Controlling fuel injection
Introduced: January 1985
Full Title
Full titles differ between systems:
IPC:
Electrical control of supply of combustible mixture or its constituents > Controlling fuel injection
CPC:
Electrical control of supply of combustible mixture or its constituents (F02D43/00 takes precedence ) > Controlling fuel injection
CPC subdivides this area 4x more granularly than IPC with 5 additional codes.
5 codes are CPC-only extensions.
IPC defines codes here since 1985.
Child Classifications
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