| 发明名称 |
A building ventilation system has fan assisted extraction of air from rooms and entry to a vertical chimney only in the roof space or cellar |
| 摘要 |
<p>The building has a chimney (3) having a concentric extraction tube (11) through which stale air is drawn by a motor (5) driven fan (4) and control unit (6) which has entry (17) in the cellar or roof space (16). Living rooms (15) have air outlets (14) into the chimney and have backdraught (20) and fire flaps (21).</p> |
| 申请公布号 |
DE202004008792(U1) |
申请公布日期 |
2004.08.26 |
| 申请号 |
DE20042008792U |
申请日期 |
2004.06.02 |
| 申请人 |
K.C.R. 28 KUECHEN UND MEHR GMBH |
发明人 |
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| 分类号 |
E04F17/04;F24F7/02;F24F7/06;F24F7/08;F24F11/00;(IPC1-7):F24F7/06;F24F7/00;E04F17/02 |
主分类号 |
E04F17/04 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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