| 摘要 |
The device according to the invention comprises, in the cistern of a WC unit equipped with a double siphon for ultra-rapid emptying, a standard float (24) with two positions (A, A'), connected to a reversing contactor (27) which is actuated by the user in order to control the ultra-rapid emptying of the cistern (R), causing the float (24) to drop into the position (A') and causing the closure of the circuit of the solenoid valve (28) controlling the filling of the cistern with water via the pipes (29, 29'), the filling being interrupted by the opening of the control circuit of the solenoid valve (28) by the reversing contactor (27) when the float (24) has returned to its rest position A at the level N shown by a solid line, ready for a new cycle of functioning of the unit. <IMAGE>
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