Patent ID: 7104553

Claim:
A tray and dolly assembly comprising: a dolly having a floor with upper and lower surfaces and a plurality of wheels extending downwardly from the lower surface; and a tray having a floor with upper and lower surfaces and with a plurality of openings, the tray having a pair of opposed side walls wherein each side wall has a bottom locking portion and a top locking portion, each top locking portion including a plurality of inwardly, upwardly opening recesses and inwardly, upwardly directed protrusions, each bottom locking portion including a plurality of outwardly, downwardly opening recesses and outwardly downwardly directed protrusions, such that the recesses and protrusions of the top locking portion of the tray would interlock with the protrusions and recesses of a bottom locking portion of a similar tray stacked thereon, the tray further including a lip protruding upwardly from a front edge of the floor, the lip substantially shorter than the side walls to define a front opening to the tray, the floor of the tray supportable on the floor of the dolly.