| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a drain valve device for achieving more reliable draining performance by preventing the malfunction of a selector valve due to the removal of a weight from the selector valve which selects the large/small amount of washing water to be supplied from a washing water tank to a toilet bowl, and to provide a washing water tank device equipped therewith. <P>SOLUTION: A drain valve device 28 comprises: a drain valve 84 for opening/closing a drain port 22a of a water storage tank 22; an inside control cylinder member 76 for controlling the drain valve to be moved up/down; and an outside control cylinder member 62 provided encircling the inside control cylinder member, the outside control cylinder member including side walls 90b and 90b' and a selector valve 56 mounted in an opening 90c formed between the side walls in an openable/closable manner, the selector valve including a plate-like weight 56b and a weight mounting part 56d, the weight mounting part including supporting portions 56f and 56g supporting the weight at its upper and lower ends and snap fits 110 provided on the lateral sides of the supporting portions for fixing the sides of the weight. <P>COPYRIGHT: (C)2013,JPO&INPIT |
