| 摘要 |
The invention relates to an assembly, in particular a play fountain (1), comprising a floor (2) for carrying people, a plurality of electrical devices, such as electric motors (13) coupled to pumps (12) and nozzles (14) for generating jets (4) of liquid, distributed over the area of the floor, and a control system (15, 20) for operating the electrical devices (12, 13). The assembly (1) comprises a plurality of rechargeable batteries (16) connected to the electrical devices (12, 13). |
