US Patent 12090416 Assembled slide

An assembly slide defined with a front and a back, and two sides of the front provided with a retaining wall. The assembly slide comprises at least two sub-units that are sequentially lapped with each other and a water supply member. Each of the two sub-units comprises two ends, and at least one lapping portion disposed on one of the two ends, a lapped gap is formed after the two sub-units are lapped with each other by two lapping portions. The water supply member comprises a water outlet end exposed on the front and disposed adjacent to the lapped gap, and a water inlet end disposed on the back and connected to a water supply pipe.