| 摘要 |
To optimize an accelerator pump while maintaining serviceability of a carburetor. A drive lever includes an operating portion that slides in abutment along a cam projection formed on a cam and a transmitting portion for transmitting a swinging force in an increased magnitude by being provided in the vicinity of a spindle as a lever swing axis in comparison with the operating portion. A driven lever includes a receiving portion being capable of a swinging motion together with the drive lever about the spindle and receiving the swinging force by being in abutment with the transmitting portion and a connecting portion connected to an accelerator pump as a control unit thereof for controlling the flow amount of fuel are provided and the transmitting portion includes a screw mechanism for adjusting the angle formed between the drive lever and the driven lever and a cylindrical cover for covering the screw mechanism.
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