| 摘要 |
The invention concerns a flushing mechanism for toilet tank comprising an overflow tube (1) provided with a sealing valve (3, 4) co-operating with a discharge orifice (5') including a first floater (30) mounted on a height-adjusting screw (31) and a second floater (40) mounted pivoting about a fixed pin (41). The invention is characterised in that the adjusting screw (31) is articulated (33) on a lever (34) articulated about a fixed pin (35), the lever (34) is provided with a snug (36) co-operating with a first locking cam (37) and the second floater (40) is provided with a snug (42) co-operating with a second locking cam (43). The invention is applicable to double-volume flushing systems.
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