Method and control device for regulating the air-fuel...

Details Method and control device for regulating the air-fuel... Method and control device for regulating the air-fuel...

2008-03-11

2008-03-11

Solis, Erick (Department: 3747)

Internal-combustion engines

Charge forming device

Auxiliary control of carburetor fuel metering

C123S402000

Reexamination Certificate

active

11622278

ABSTRACT:
A method and device is provided for regulating the air-fuel mixture provided to an engine of a stand-by electrical generator during the exercise thereof. The engine is exercised at a predetermined speed less than the normal operating speed of the engine and each cylinder receives an air-fuel mixture having an air component and a fuel component. To exercise the engine, the air component and the fuel component in the air-fuel mixture provided to the engine is reduced. In addition, the volume of the air-fuel mixture provided to each cylinder of the engine is balanced.

REFERENCES:
patent: 5500159 (1996-03-01), Martinsson
patent: 5611312 (1997-03-01), Swanson et al.
patent: 5992381 (1999-11-01), Aubourg
patent: 2006/0037574 (2006-02-01), Matsuda et al.
patent: 2006/0042595 (2006-03-01), Matsuda
patent: 2007/0131200 (2007-06-01), Matsuda et al.

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