Patent ID: 7624689

Claim:
A thermoformed twin sheet plastic pallet comprising an upper plastic sheet and a lower plastic sheet, the sheets being fused together to form an upper platform surface and a plurality of fork lift passages, characterized in that: the upper sheet has a generally planar configuration and includes an upper face defining the platform surface and an underface; the lower sheet includes a generally planar main body portion and a plurality of spaced raised portions each including a top wall elevated above the level of the main body portion and a plurality of spaced upstanding legs connecting the top wall to the main body portion; the top walls of the raised portions of the lower sheet are fused to the underface of the upper sheet; the forklift passages are defined between the spaced upstanding legs of the raised portions of the lower sheet; each top wall includes a plurality of spaced bosses; and the area of the upper sheet in overlying relation to each top wall includes a plurality of spaced downstanding bosses fused to the upstanding bosses of the respective top wall; each upstanding boss includes a top wall and an annular side wall; each downstanding boss includes a bottom wall and an annular side wall; the top wall of each upstanding boss is fused to the underface of the upper sheet; the bottom wall of each downstanding boss is fused to an upper face of one of the top walls of one of the raised portions; and the side wall of each upstanding boss is fused to the side wall of at least one downstanding boss.