Method for verification of at least one given fuel mixture...

Internal-combustion engines – Charge forming device

Reexamination Certificate

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C123S575000, C073S118040

Reexamination Certificate

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11249492

ABSTRACT:
A fuel injection system during operation of an internal combustion engine with at least two separately stored fuel types is supplied with at least one first fuel type. With the supply of a second fuel type or with the change from the supply of the first fuel type to the second fuel type, the fuel volume conveyed by the injection system is determined and dependent thereon the presence of a given fuel mixture ratio is verified.

REFERENCES:
patent: 4995367 (1991-02-01), Yamauchi et al.
patent: 5101799 (1992-04-01), Davis et al.
patent: 6382170 (2002-05-01), Mang et al.
patent: 6532918 (2003-03-01), Mang et al.

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