发明名称 Integrated odour extraction and suction device for lavatory
摘要 The device is driven by an electric motor to undertake air extraction directly at the bowl, thus avoiding annoying odours in the air in the room. After corresponding cleaning with an odour neutraliser like active carbon, the air is blown into the room and into the waste water ventilation pipe, but preferably directly into the waste water pipe itself. The extraction device for new installations is preferably built into the concealed flush tank and forms a mounting unit with the connecting devices on the flush tank fittings and on the waste water L-bend.
申请公布号 DE19641773(A1) 申请公布日期 1998.04.16
申请号 DE19961041773 申请日期 1996.10.10
申请人 KELLER, WALTER, 40880 RATINGEN, DE 发明人 KELLER, WALTER, 40880 RATINGEN, DE
分类号 E03D9/05;(IPC1-7):E03D9/05 主分类号 E03D9/05
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