发明名称 |
Ventilation conduit has inlet linked by passage with fire prevention closure to outlet on the other side of a wall or ceiling |
摘要 |
An air guide element has an air inlet (1) which is located in a wall or ceiling and is linked via a passage to an air outlet on the other side of the wall or ceiling. The passage incorporates a component which expands in the presence of flame or excess heat to close the passage. |
申请公布号 |
DE20318136(U1) |
申请公布日期 |
2004.02.12 |
申请号 |
DE2003218136U |
申请日期 |
2003.11.24 |
申请人 |
MASCHINENFABRIK GEORG KIEFER GMBH |
发明人 |
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分类号 |
A62C2/06;F24F13/14 |
主分类号 |
A62C2/06 |
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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