| 摘要 |
PROBLEM TO BE SOLVED: To provide a dishwasher capable of improving work efficiency by reducing the number of components and facilitating the assembly of a drain pipe. SOLUTION: The dishwasher is provided with both a drain pump 11 to forcefully discharge the cleaning water of a cleaning tank 3 to clean tableware W and a drain pipe 12 of which the beginning end part is connected to the discharging side of the drain pump 11 and the terminal part is connected to a drainage canal 15 via a raised part 13 raised in a reversed U-shape on the back surface side of the cleaning tank 3. A first relay pipe 18 is provided with an air introducing channel 26 inserted in and connected to the climb channel 25 of the raised part 13 to introduce air to the drain pipe 12, and a second relay pipe 19 is provided with a check valve 31 inserted in and connected to the lowering channel 30 of the raised part 13 to prevent the reverse flow of drainage. A unit 16 inserted in the drain pipe is provided with the first relay pipe 18 integrally connected to the second relay pipe 19.
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