Patent ID: 8069625
Filing Date: 2011-12-06
Classification: E06B,Y10T

Abstract:
1. A fire resistant frame surrounding a portion of an opening sized to accommodate a panel capable of impeding the spread of fire, the frame comprising: an intumescent material at least partially embedded in the frame adjacent the panel; a first trim positioned over at least a portion of the intumescent material, the first trim having a first surface facing the panel, and wherein a panel-facing outer surface of the intumescent material is positioned at a maximum depth from the first surface of the first trim, the maximum depth selected to facilitate the formation of a seal between the frame and the panel; and a face trim abutting the first trim, wherein the face trim has an outer face surface orthogonal the first surface of the first trim facing the panel, the intumescent material is at least partially embedded in the face trim, and the intumescent material is positioned a maximum distance from the outer face surface that is selected to facilitate the expansion of the intumescent material, wherein the intumescent material and the first trim are coupled to one another so that no air gap is formed between the intumescent material and the first trim.