Fuel gas mixer

Internal-combustion engines – Charge forming device – Injection or carburetion system having a series of throttle...

Reexamination Certificate

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Details

C123S527000

Reexamination Certificate

active

06945231

ABSTRACT:
In a fuel gas mixer1including a throttle valve4provided in an air intake passage2connected to an engine for opening and closing the air intake passage2and a fuel gas supply passage6connected to the air intake passage2upstream of the throttle valve4. A fuel gas control valve5is provided in the air intake passage2upstream of the connecting part of the fuel gas supply passage6for opening and closing the air intake passage2, and a fuel gas control value controlling means11is provided for varying the degree of the opening of the fuel gas control value5depending upon the operating state of the engine.

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