Mixer for gas fuel
AssigneeYamaha Hatsudoki Kabushiki Kaisha
InventorYoshikatsu Iida
Life of this patent
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Abstract
In a fuel gas mixer 1 comprising a throttle valve 4 provided in an air intake passage 2 connected to an engine for opening and closing the air intake passage 2 and a fuel gas supply passage 6 connected to the air intake passage 2 upstream of the throttle valve 4. A fuel gas control valve 5 is provided in the air intake passage 2 upstream of the connecting part of the fuel gas supply passage 6 for opening and closing the air intake passage 2, and a fuel gas control valve controlling means 11 is provided for varying the degree of the opening of the fuel gas control valve 5 depending upon the operating state of the engine.
Claims5
A fuel gas mixer comprising an air intake passage connected to an engine, a throttle valve provided in said air intake passage for opening and closing said air intake passage, and a fuel gas supply passage connected to said air intake passage at a position upstream of said throttle valve, characterized in that a fuel gas control-valve for opening and closing said air intake passage is provided in said air intake passage at a position upstream of the position at which said fuel gas supply passage is connected to said air intake passage and in that fuel gas control valve controlling means is provided for varying the degree of opening of said fuel gas control valve according to the operating state of said engine.
Dependencies are inferred from the claim text.