Patent ID: 7475749

Claim:
In a motorcycle having a vehicle body frame, a front wheel, a rear wheel, a fuel tank, an engine for driving the rear wheel, and a seat, the vehicle body frame comprising: a head pipe; and a front fork which is steerably supported by the head pipe and which rotatably supports the front wheel; wherein the engine and the fuel tank are respectively mounted on the vehicle body frame, the fuel tank is arranged behind the head pipe and above the engine, the seat is arranged on a rear side of the fuel tank, with a front portion of the seat overlapping the rear portion of the fuel tank so as to cover the rear portion of the fuel tank from above, the seat comprising a bottom plate; the improvement comprising a pair of shrouds formed from a synthetic resin material, and a support structure supporting a rear portion of each shroud on the motorcycle, wherein the shrouds have front ends extending toward the front fork and configured to direct traveling wind toward the engine, with one of said shrouds being arranged on each side of the fuel tank to cover at least a part of each side surface of the fuel tank, each shroud integrally comprising: a main shroud portion covering the side of the fuel tank, the main shroud portion being secured at least to the fuel tank, a supporting arm portion extending inward from a rear portion of the main shroud portion, the supporting arm portion sandwiched between the front portion of the seat and the rear portion of the fuel tank, and an engaging portion projecting from an end of the supporting arm portion which is distant from the rear portion of the main shroud portion; wherein the support structure comprises a latching portion integrally provided on the bottom plate of the seat, the latching portion being removably engagable with the engaging portion of the shroud; and wherein the engaging portion of each shroud is formed in a plate shape elongated in the fore-and-aft direction of the motorcycle, and projects upwardly from the supporting arm portion.