| 摘要 |
PURPOSE: A ventilator for a toilet bowl is provided to discharge odor from an excrements tub to the outside compulsively. CONSTITUTION: The ventilator for a toilet bowl comprises: a connection member(1) fitted to the upper end of a siphon(12) in a cistern of a toilet bowl to be communicated and composed of a supplementary water supply pipe connection part(1a), an anti-overflow pipe(1b), a nut(2) and a rubber O-ring(2a); an exhaust pipe(3) connected to the connection member(1); and a fan(4) installed on an end of the exhaust pipe(3) and drove by an operational switch(5) attached to the side of the connection member(1).
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