Patent ID: 8181404
Filing Date: 2012-05-22
Classification: E04B

Abstract:
1. A head-of-wall fireblock device in combination with a head-of-wall assembly, comprising: an elongated sheet-metal header track having a top track surface attached to a ceiling; a plurality of sheet-metal studs having upper and lower ends, the studs being vertically positioned relative to the ceiling and such that the upper ends are engaged within the header track; an elongated right angled channel member attached to the ceiling, the header track, or the ceiling and the header track, the right angled channel member being defined by an elongated top flange member connected to an elongated side flange member along a lengthwise linear edge, the top flange member and the side flange member together form a right angle, the top flange member having an upper top flange member surface that is substantially coplanar with the top track surface; an intumescent material affixed lengthwise on the side flange member; and an elongated lengthwise protrusion integrally positioned along the side flange member on the same side as the intumescent material, wherein the elongated lengthwise protrusion runs along the length direction of the header track, and wherein the elongated lengthwise protrusion, the elongated top flange member, and the elongated side flange member are made from a single piece of sheet metal.