| 摘要 |
The present invention prevents leakage of washing water by supplying water in a sealed side. A feed pipe supplies water, which is introduced from an outside water source to the toilet bowl. A reservoir tank receives the washing water, the reservoir being made of an extendable and contractable material, the reservoir having a plurality of branch pipes of which one end extends from the reservoir toward an outside, respectively. Valve means opens an opening or shuts the branch pipes in order to provide the water, which is supplied from the outside water source through the feed pipe, to the branch pipe. An expandable protecting cover attaches to an outer surface of the reservoir tank, wherein the other ends of the branch pipes communicates with the valve means which are arranged at positions outside of the reservoir tank one end of the feed pipe communicates with the toilet bowl and the other end of the feed pipe communicates with the valve means, the exhaust pipe is in communication with the valve means and the other end of the feed pipe communicates with the toilet stool. |
