| 摘要 |
A fuel tank system (5) of a motor bicycle according to the present invention comprises: a tank main body (26) made of a synthetic resin, which is formed into a reverse U-letter shape in its longitudinal section (27) in a manner of riding on a front head portion of a vehicle-body frame (2); a fuel supply port (50) which is provided on an upper portion of the tank main body (26); a receiving pan portion (51) which is provided in the fuel supply port; a relay joint (80) which is arranged in a vicinity of a bottom portion of the tank main body and whose attaching direction is the substantially same as an attaching direction of the receiving pan portion; and a drain pipe (85) which comprises a soft hose, passes through an interior of the tank main body, and connects between the receiving pan portion and the relay joint. Further, a fixing member for fixing the tank main body to the vehicle-body frame is formed out of a rigid material independently from the tank main body, a fixing portion on the tank main body side of the fixing member has a shape formed so as to surround a fixture plate of the relay joint, and the fixing member has a shape in its side view such that at least part of the fixing member is situated on a position lower than the relay joint when the fixing member is fixed to the tank main body. |
