Patent ID: 8360511

Claim:
A mining truck hopper, comprising: a floor having a front and a rear; first and second sidewalls extending upwardly from the floor, the first and second sidewalls having outside surfaces; a front wall extending upwardly from the front of the floor and extending between the first and second sidewalls; a shield wall extending forwardly from the front wall in a direction away from the rear of the floor; the floor and the first and second sidewalls are joined by folds and there are no welds between the floor and the first and second sidewalls; the shield wall includes a shield fold that extends transversely to the first and second sidewalls, and the shield fold is located forward of the front wall and rearward of a front end of the shield wall; the front wall includes a plurality of folds that extend transversely to the first and second sidewalls and parallel to the shield fold; the floor, the first and second sidewalls, the front wall, and the shield wall are made of steel; and the first and second sidewalls are supported by two folded beams on the outside surfaces of the first and second sidewalls.