FUEL TANK OF STRADDLE TYPE VEHICLE

摘要

A fuel tank of a straddle type vehicle, whose die for bending a body can be drawn from the tank easily, and whose knee grip part can be formed easily is provided. A body is formed by integrally joining, at the center in the vehicle width direction, body half bodies divided into two in the vehicle width direction, a body flange to be placed on and welded to a bottom, is formed on the entire outer circumferential edge of the body, a rear part (specifically, a rear lateral welding portion side) of a side part (lateral welding portion side) of the body flange protrudes inward in the vehicle width direction toward the obliquely lower direction, and a part of the side part other than the rear part (specifically, a front lateral welding portion side) of the body flange protrudes inward in the vehicle width direction toward the obliquely upper direction.

主权项

1. A fuel tank of a straddle type vehicle, the vehicle comprising a body frame in which a main frame is connected to a rear part of a head pipe, the fuel tank and a seat being supported to said body frame in this order from the front at the rear of said head pipe,
wherein the fuel tank comprising: a body and a bottom, the fuel tank being formed by placing the body, which is formed of an outer plate on the upper side, on top of the bottom, which is formed of a bottom plate on the lower side, and welding them together, and the rear end of the fuel tank being arranged below the seat, wherein: said body is constituted by integrally joining laterally divided parts divided into two parts in the vehicle width direction; the body includes a body joint portion placed on and welded to said bottom, the body joint portion being disposed on an entire outer circumferential edge of said body; said body joint portion includes a side part disposed along a longitudinal side of the fuel tank, a longitudinal rear part of the side part of said body joint portion protrudes inward in the vehicle width direction and toward obliquely lower direction; and a part of the side part other than the rear part of said body joint portion protrudes inward in the vehicle width direction and toward obliquely upper direction.