upright members 48 are welded to the cradle sides 36 with a cross tube 50 extending therebetween which also serves to restrain a tote box 40 loaded into the cradle 34 when the cradle 34 is inverted as described below a tote box 40 in the cradle 34 is also restrained when inverted by a cross channel fixed at either end to the upper ends of the pair of angled reinforcing members 54 affixed to respective sides 26 of the hopper 16 a pair of angled linkage arms 56 are disposed straddling the outside of the hopper side walls 26 each link arm 56 affixed at one end to an axle shaft 58 extending within the cross tube 50 the other end of each angled linkage arm 56 has a pivot connection 60 to the frame 12 the cradle 34 is pivotally mounted to the hopper 16 by bearing assemblies 62 mounted to either hopper side wall 26 receiving axles 64 on the cradle 34 sidewalls this mounts the cradle 34 for swinging motion within the hopper 16 in the same lengthwise direction as the tilting motion of the hopper as shown in the drawings the cradle 34 and hopper 16 are configured and located with respect to each other so that a substantial clearance space is defined between their respective side walls and bottom which allows for relative swinging.