| 摘要 |
A device for preparing air-fuel mixture supplied to spark ignition engines, fitted with an ultrasound converter, air choke valve, mixture choke valve, a system for supplying the fuel to the ultrasound converter with nozzles dosing fuel from the fuel tank, characterised in that the ultrasound unit (1) is located in a constriction (3) of the suction conduit (2), in front of the mixture choke valve (12), and the outlet in the ultrasound unit (1) onto the surface radiating the ultrasound vibrations is connected via a conduit to a fuel nozzle (4), and the space above the surface of the fuel in the tank (5) is connected via correction channels (11) to the suction conduit (2) in sections in front of the ultrasound unit (1) and beyond the mixture choke valve (12). <IMAGE>
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