| 摘要 |
PROBLEM TO BE SOLVED: To improve workability required for connection between a drain funnel and drain piping. SOLUTION: In this drain piping connection method for connecting the drain funnel fixed to a body 1 to the drain piping 4-6, the drain funnel 3 is formed in the separated state respectively into a drain piping connection part 31 to which the drain piping 4-6 is to be connected and a body inside pipe connection part 32 to which a body inside pipe 2 installed inside the body 1 is to be connected, and through holes having prescribed shapes to which the drain piping 4-6 is to be connected are formed on the drain piping connection part 31, and the drain piping 4-6 is connected to the through holes, and the drain piping connection part 31 is connected to the body inside pipe connection part 32. COPYRIGHT: (C)2004,JPO&NCIPI
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