Pass-through firestop device

F - Mech Eng,Light,Heat,Weapons – 16 – L

Patent

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Details

F16L 5/04 (2006.01)

Patent

CA 2482472

A cast-in-place pass through firestop device (2) for providing a passage in a partition through which wires, cables, pipes, and the like (16) are includes a housing having a riser portion with frangible connections that define removable bands that can be readily removed by a user to adjust the height of the device in accordance with the thickness of the partition into which the device is installed. The removable bands include pull tabs that provide gasping means to facilitate removal of the bands by a user along a frangible connection. The housing also includes a base portion including a recess with ribs for maintaining firestop material (26) in spaced relation from the base portion sidewall. A flame retardant char forming material (64), which works in combination with the firestop material to provide a fire, smoke, and water barrier, may also be provided adjacent the firestop material.

L'invention concerne un dispositif coupe-feu traversant (2) coulé sur place conçu pour définir un passage dans une cloison à travers laquelle des fils, des câbles, des tuyaux et autres éléments analogues (16) sont passés. Ce dispositif comprend un logement présentant une partie montante pourvue de raccords cassants qui définissent des bandes amovibles pouvant être rapidement retirées par un utilisateur afin d'ajuster la hauteur du dispositif par rapport à l'épaisseur de la cloison dans laquelle le dispositif est installé. Les bandes amovibles comprennent des tirettes qui constituent un moyen de préhension facilitant le retrait des bandes par un utilisateur le long d'un raccord cassant. Le logement comprend également un socle présentant un évidement pourvu de nervures conçues pour maintenir le matériau coupe-feu (26) éloigné de la paroi latérale du socle. Un matériau (64) de formation de produit de carbonisation ignifuge agissant en combinaison avec le matériau coupe-feu de manière à produire un élément coupe-feu, coupe-fumée, et un rideau d'eau, peut également être installé à côté du matériau coupe-feu.

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