Patent ID: 7967388

Claim:
A backrest structure for a vehicle, the vehicle comprising: a seat supported on a vehicle body frame via a seat support member, the seat support member including a cross member disposed at an upper rear end of the seat support member, the cross member extending in a vehicle width direction, the seat including a backrest supporting a back of a driver, wherein the backrest is removably mounted on the cross member and permits positional adjustments in vertical and longitudinal directions, wherein the backrest includes: a first hook and a second hook disposed upwardly and rearwardly of the first hook, the first hook and the second hook being disposed on a backside of the backrest; the first hook and the second hook being selectively hooked onto the cross member, wherein the seat support member includes: a mounting tab extending upwardly from the cross member, either the first hook or the second hook being hooked onto the cross member; wherein the backrest includes: a first protrusion removably attached to the mounting tab when the first hook is hooked onto the cross member; and a second protrusion removably attached to the mounting tab when the second hook is hooked onto the cross member, the first protrusion and the second protrusion being disposed on the backside of the backrest.