| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a remaining hot and cold water level control plug for a bathtub that can automatically block a drain port of the bathtub at a remaining hot and cold water level if the remaining hot and cold water level is set to drain when draining. Ž<P>SOLUTION: The remaining hot and cold water level control plug comprises a floating body 1 of optional shape with an insertion hole 1a provided vertically in the center and with an air chamber 1b internally provided around the insertion hole; a support rod 2 of required length slidably inserted through the insertion hole 1a and having graduations 2a displayed to indicate the water level at proper parts in a vertical direction; a friction body 3 externally fitted to the support rod 2 from above the floating body 1; a blocking plug 4 detachably screwed to the lower end of the support rod 2; and a blocking plug guide body 5 joined to the lower end of the blocking plug 4. In addition, a floating range regulating means 6 for regulating a floating range so that the floating body 1 floats near the drain port 7 of the bathtub B is added to the support rod 2. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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