| 摘要 |
The device (1) has a cistern (3) and a hydraulic operation system (4) to empty the cistern. Preferably, the operation system is electrically controlled automatically, using an electrical energy supply that is independent of the mains. The operation system preferably has at least one bistable valve and at least one non-contact sensor (5,6a,b). The amount of flushing water may be controlled. |
