发明名称 |
Device for closing a ventilation opening in a wall or ceiling in the event of a fire comprises a motor which transfers a closure from a first position into a second position |
摘要 |
<p>Device for closing a ventilation opening in a wall or ceiling in the event of a fire comprises a motor (11) which transfers a closure (7) from a first position into a second position. Preferred Features: An opening (6) is provided for the passage of air and has a free cross-sectional surface area which is preferably at least 100% of the cross-sectional surface area of the ventilation opening in the wall or ceiling. The opening is arranged in a housing.</p> |
申请公布号 |
DE102009016093(A1) |
申请公布日期 |
2009.10.08 |
申请号 |
DE20091016093 |
申请日期 |
2009.04.03 |
申请人 |
SCHULTE & TODT SYSTEMTECHNIK GMBH & CO.KG |
发明人 |
SCHULTE, GUENTER |
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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