| 摘要 |
PROBLEM TO BE SOLVED: To provide a drain connector used for a flushing toilet bowl with excellent usability. SOLUTION: In this drain connector 10, the drain hole 6 of a toilet bowl drain passage 5 arranged continuously with the downstream side of a toilet bowl 2 formed in a toilet bowl body 1 communicates with the connection hole 31 of a drain pipe 30 taken out into a room in which the toilet bowl body 1 is installed. The drain connector 10 comprises a casing 10 having an inflow hole 12 connected to the drain hole 6 and an outflow hole 18 connected to the connection hole 31; and internal piping 20 disposed in the casing 10. The internal piping 20 comprises an upstream pipe 22 having an upstream hole 21 communicating with the inflow hole 12 and forming a downflow passage when installed; and a downside pipe 23 connected to the upstream pipe 22, having a downstream hole 24 opened to the inside of the casing 10 and forming an upward flow passage when installed. COPYRIGHT: (C)2009,JPO&INPIT
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