| 摘要 |
PURPOSE:To make plural types of fuel usable, by installing plural measuring jets in a fuel passage, which interconnects a single float chamber in a carburetor to a fuel discharge nozzle, while using these measuring jets in a way of selecting them in a selective manner. CONSTITUTION:A float chamber 6a is attached to the lower side of a carburetor body 1, and one side of fuel tanks 20 and 21 housing alcohol and gasoline each is made connectable via a first select device 24 and a pipe line 25. In addition, an extension part 6b for a second select device 11 is projectingly installed sideward in a bottom part of the float chamber 6a. And, the select device 11 is constituted of a porous plate 33 having a through hole 36a installed in the center to be opened to a fuel passage 10 interconnected to a float chamber and each of through holes 36b-36e being interconnectable to main and slow fuel jets 30a, 30b for alcohol and main and slow fuel jets 31a, 31b all installed around the said hole 36a, and a selecting member 32 to be rotated by a knob 35. |
