Patent ID: 7941981
Filing Date: 2011-05-17
Classification: E04B,E04G

Abstract:
1. A fire barrier, comprising: a fire barrier assembled as a unitary whole shaped for installation into an accepting expansion joint space or spaces, each of said joint spaces defined by adjacent spaced facing surfaces of a first and a second building unit, said fire barrier comprising: said plurality of sheets layered and formed into a U-shape barrier to be disposed within said joint space providing for one arm of said U-shaped barrier to be directly vertically fastenable to the facing surface of the first building unit and a second arm to be directly vertically fastenable to the facing surface of the second building unit and an intermediate portion having a width to be located generally within the joint space, and attachment devices for insertion first through a retainer strap and then through said layered sheets of one arm of the U-shaped barrier and into one of said surfaces, and attachment devices for insertion first through a retainer strap and then through said layered sheets of the other arm of the U-shaped barrier and into the other of said surfaces, so that when said attachment devices fasten said fire-barrier vertically and directly to opposing sides of the joint space an inside-mounted fire barrier is achieved.