Patent ID: 7490892

Claim:
A vehicle deck structure comprising: a deck floor extending in a vehicle body front-rear direction and a vehicle width direction; a cross member that is open facing downward in a vehicle body up-down direction, and whose longitudinal direction corresponds to the vehicle width direction, the cross member being fixed at a lower surface side in the vehicle body up-down direction with respect to the deck floor; a first reinforcing member forming a closed cross-section structure with the cross member at least one portion in the longitudinal direction of the cross member, and comprising a flange portion that overhangs in a vehicle body front-rear direction with respect to the closed cross-section portion and faces the deck floor; a support member that is disposed within the closed cross-section formed by the cross member and the first reinforcing member and supports a fastening load for fastening the cross member to a vehicle body frame; and a second reinforcing member provided at a front side or a rear side in the vehicle body front-rear direction with respect to an installation portion of the support member in the cross member, and comprising an upper wall that is fixed at the deck floor, a lower wall that is fixed at the flange portion, and an upright wall that connects the upper wall and the lower wall.