| 摘要 |
A portable controller (110) for controlling the level of water in a swimming pool, including: a container (111) adapted to rest in a predetermined position adjacent the pool in which the water level is to be controlled, said container having a base (112) and one or more side walls (113, 114, 116, 117) extending upwardly from said base, an inlet in one of said one or more side walls for receiving water into the container and an outlet in or over at least one of said one or more side walls above said base for discharging water into the pool, said base and said one or more side walls at least in part defining a water storage chamber (124) below said outlet sized to weight said container to retain it in a predetermined position adjacent the pool when said chamber is full of water; an on/off valve (122) in fluid communication with said inlet for controlling flow of water into said container; and a float (132) operatively connected to said on/off valve and adapted to float in the pool when said container is in the predetermined position for controlling the operation of the valve in response to the level of water in the pool.
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