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Remote opening and closing sewage drainage device
A remote opening and closing sewage drainage device comprises a drainage port, a well lid body, a switching unit and a control unit. The well lid body is arranged at the drainage port, the switching unit is electrically connected with the control unit, and the control unit is connected with the well lid body. The device has the advantages of being capable of preventing peculiar smells from being emitted outwards through the drainage port and being simple in design and practical.
Remote opening and closing sewage drainage device
A remote opening and closing sewage drainage device comprises a drainage port, a well lid body, a switching unit and a control unit. The well lid body is arranged at the drainage port, the switching unit is electrically connected with the control unit, and the control unit is connected with the well lid body. The device has the advantages of being capable of preventing peculiar smells from being emitted outwards through the drainage port and being simple in design and practical.
Remote opening and closing sewage drainage device
LIU QINGJIE (author)
2015-05-27
Patent
Electronic Resource
English
IPC:
E03F
SEWERS
,
Abwasserkanäle
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