| 摘要 |
A toilet bowl (10), a tank (20) for the reception of a quantity of wastewater, a cut-off valve (12) between the bowl outlet and the tank inlet, a vacuum generator (22) connected to the tank (20), a tank inlet valve (23) for the inlet of pressurized air to the tank, a tank discharge valve (21), a plurality of electrically-operated valves and control means (4); these elements are grouped into at least a first module (1) which includes the toilet bowl (10) and the cut-off valve (12) at the outlet from the toilet bowl, a second module (2) which includes the tank (20), the vacuum generator (22), the tank inlet valve (23) for pressurized air and the tank discharge valve (21), and a third module (3) which includes said electrically-operated valves, and in that within each module the elements are joined together and have fixed connections between each other, while between one module and another there are fast-on hydraulic and pneumatic connections.
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