| 摘要 |
<p>A flush water supply system comprising a passageway valve (5, 25/26, 84, 101, 134/135) mounted in a pipeline (7, 31, 97, 139) for supplying flush water to a toilet stool (8, 11, 81), and a control circuit (3, 29, 86, 93, 139) for controlling the closing and opening of the passageway valve (5, 25/26, 84, 101, 134/130). A constant fiow valve (4, 24, 94, 136/137) is mounted in the pipeline (7, 31, 97, 139) for keeping a predetermined amount of discharge flow, irrespective of water supply pressure.</p> |
