Patent ID: 7770590

Claim:
A device comprising: a housing or container, an expansion tent, comprising at least two tent segments, connectable to the housing or container, and a bag-shaped cover, which, at its opening, is permanently connected to the housing or container, which forms an complete interior surface of the erected expansion tent, and which is suitable for hermetically sealing off interiors of the housing or container and the expansion tent with respect to the environment during all operating conditions, while erecting the tent, and while dismantling the tent, wherein the at least two tent segments and the bag-shaped cover are situated inside the house or container in a disassembly condition of the expansion tent, and are expanded outside of the house or container in an expanded or erected condition, wherein only one of the tent segments is permanently connected with the bag-shaped cover, wherein the tent segment permanently connected with the bag-shaped cover is a segment that is provided for an end of the expansion tent away from the housing or container in the expanded and erected condition, and wherein, in the expanded or erected condition, the two tent segments are connected together, and in the disassembled condition of the expansion tent, the tent segments are separated from each other.