Patent ID: 8881470

Claim:
A structure configured to collapse from a first configuration to a second configuration, the structure being comprised of: a base having a first subwall, a second subwall, and a third subwall, the first subwall having a first depth, the second subwall having a second depth, and the third subwall having a third depth; a first wall pivotally connected to the first subwall; a second wall pivotally connected to the second subwall; a third wall pivotally connected to the third subwall; and a fourth wall pivotally connected to the base, wherein the first depth is greater than the second depth and the second depth is greater than the third depth, wherein a distance from a top surface of the base to a top surface of the first subwall is greater than a distance from the top surface of the base to a top surface of the second subwall which is greater than a distance from the top surface of the base to a top surface the third subwall which is greater than 0.