| 摘要 |
PURPOSE: A bent connection pipe for drainage is provided to minimize noise generated by the drainage of fluid in the connection pipe by installing a noise prevention member in the inner/outer circumference of the connection pipe. CONSTITUTION: In a bent connection pipe(100) made of hard synthetic resin, a socket(200) is installed within the inner circumference of the bent connection pipe, and is made of soft synthetic resin or rubber. And, the socket has a sectional shape corresponding to the bent connection pipe. A cover(300) is made of soft synthetic resin, and adheres closely to the outer circumference of the bent connection pipe.
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