发明名称 |
METHOD AND APPARATUS FOR FIRESTOPPING A THROUGH-PENETRATION |
摘要 |
<p>A method and apparatus for creating firestopping barrier in a partition, such as a wall, floor, or ceiling, that is mounted adjacent the opening includes a housing containing a central opening. The cross-sectional area of the housing is greater than the cross-sectional area of the through-penetration opening, and the housing is arranged external to the through-penetration opening with at least a portion thereof extending along a surface of the partition thereby to allow the housing to be installed adjacent the through-penetration opening. Firestop material is arranged within the housing.</p> |
申请公布号 |
WO2006023648(A1) |
申请公布日期 |
2006.03.02 |
申请号 |
WO2005US29401 |
申请日期 |
2005.08.18 |
申请人 |
3M INNOVATIVE PROPERTIES COMPANY |
发明人 |
MILLER, STEPHEN, A.;CORDTS, BRANDON, L. |
分类号 |
H02G3/04;H02G3/22 |
主分类号 |
H02G3/04 |
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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