ROLLING HILLOCK Russian patent published in 1998 - IPC

FIELD: entertaining equipment used in parks or swimming pools. SUBSTANCE: hillock has interconnected spiral troughs with bottom. Troughs are mounted on carrier members formed as brackets, which are secured on vertical columns by means of yokes. Free end of brackets is provided with supporting member. Bottoms of troughs are equipped with two conical pins. Each spiral trough is mounted on two brackets, which are positioned for vertical displacement and angular rotation. Vertical columns are connected one with another by gangways. Supporting member of each bracket has conical opening for receiving one of conical pins and mounted for horizontal motion along bracket and for inclination in vertical plane. EFFECT: simplified construction and increased entertaining effect. 4 dwg