GEM Equipment Shaker Conveyor. Gem Equipment, Inc. Salem, Oregon USA. Serial No.: 260. Product surface has gaps to allow separation (approximately 1/8 inch). Reliance Motor: 1 HP, 1725 RPM, 208-230 Volts, 60 Hz., 3-phase. It looks to have been used in a dewatering application. Shaker area is 5 ft. 5 in. L x 1 ft. 5-3/4 in. W. Overall Dimensions: 6 ft. L x 2 ft. 4 in. W x 2 ft. 9 in. H.