Fire resistant barrier

Details Fire resistant barrier Fire resistant barrier

2007-04-24

2007-04-24

Estrada, Angel R. (Department: 2831)

Electricity: conductors and insulators

Boxes and housings

C174S480000, C174S058000, C248S343000, C052S232000

Reexamination Certificate

active

11142568

ABSTRACT:
A fire resistant assembly, which may include a first layer having a lumen therein, a second layer adjacent the first layer, a first structural member disposed between the first and second layers, and a box having a cavity defined by a wall, a first opening in the wall, a second opening in the wall, a panel having a panel opening fastened to the box about the second opening, and a fixture installed in the cavity and having conduit extending through the second opening and the panel opening.

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Fire Resistance Ratings—ANSI/UL 263, Guide Information for Fire Resistance Rating, Online Certifications Directory, http://database.ul.com/cgi-bin/XYV/emplate/LISEXT/1FRAME/showpage.html?&name=BXUV.GuideInfo&ccnshorttitle=Fire&Resis Jul. 2, 2002, pp. 1-41.
Fire Resistance, Design Solutions—Fire Construction—Fire Tests—Fire Resistance, http://www.usg.com/Design Solutions/2—2—10—fire—endure.asp Jul. 2, 2002, pp. 1-5.
Fire Resistance Ratings—ANSI/UL 263, Guide Information, Online Certifications Directory, http://database.ul.com/cgi-bin/XYV/template/LISEXT/1FRAME/showpage.html?name=BXUV.L528&ccnshorttitle=Fire+Resistances + Jul. 2, 2002, pp. 1-12.

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