Patent ID: 8079188

Claim:
A wall system for protecting a building structure from pressure caused by explosive blasts, comprising: a plurality of vertical studs having respective upper ends and lower ends; at least one outer blast wall panel secured to respective outer sides of the vertical studs; at least one inner blast wall panel secured to respective inner sides of the vertical studs; an upper mounting system attached to the building structure, the upper mounting system including a fixed track, a movable mounting track that is movable vertically with respect to the fixed track, and an energy absorbing system that elastically couples the movable mounting track to the fixed track, the upper ends of the vertical studs attached to the moveable mounting track; and a lower mounting system comprising a mounting track that aligns the lower ends of the vertical studs and a respective attachment clip for each vertical stud, each attachment clip attached to the building structure with an elastomeric energy absorption pad that elastically resists vertical and lateral movement of the lower end of the respective vertical stud; wherein the fixed track comprises a channel having a base coupled to the building structure and two sides extending downward from the base; and the movable mounting track is positioned between the two walls of the fixed track to move vertically within the fixed track.