| 摘要 |
<p>A carburetor (1) is described, comprising a main barrel (2); a throttle (3); an idle system positioned between a cavity full of fuel and the main barrel, with progression and idle mixture holes (16a, 16b, 17), the opening of which is regulated by the conical point (20) of an element to be positioned in a first position with respect to the said idle mixture hole (17) by means of screws (22), the system comprises a hole (13) for metering the fuel and a bush (14) for metering the emulsion air; a first electromagnetic element (EV1) has an obturator (18) for closing the said hole (13) with a ball (18a); the element (EV1) is connected to the movable keeper of a second electromagnetic device (EV2) for moving the conical point (20) away from the idle mixture hole (17); control devices are present to operate the said electromagnetic devices (EV1, EV2) during accelerator release.</p> |
