such as an electric motor not shown to rotate in a clockwise direction as seen in fig1 a further support roller 116 may be mounted in bearings 118 for disposition beneath the inclined conveyor reach 14 39 and opposite to the cleaning brush 110 the turn roller 16 is formed with a plurality of annular shoulders 117 located in the spacing between each chain belt 28 see fig3 and similar shoulders are formed on support rollers 54 56 58 and 116 to maintain the chain belts 28 in spaced relation and to guide them as they moved up the inclined conveyor reach 14 39 their shoulders have a height or thickness that is about the same as the thickness of the chain belts 28 so that the rugs being conveyed up the inclined conveyor reach 14 are supported on an uninterrupted flat surface at locations where the rugs are compressed by compression rollers 30 48 50 58 the bottom of the frame 12 has mounted thereto a drain pan 120 that extends across the entire machine 10 beneath the conveyor 14 the drain pan 120 includes an inclined wall 122 located beneath the front or inlet end of the rug washing machine 10 and a second inclined wall 124 located beneath the back or outlet end of the machine 10 and a compartmentalized chamber 126 is located intermediate the inclined walls 122 and 124 as best seen in fig5 the chamber 126 has a first baffle or weir 128 extending across the entire width of the drain pan.