| 摘要 |
A container of block shape includes a closed volume between a bottom plate, a top plate, and first, second, third and fourth side plates. Each of the third and fourth side plates is diagonally divided from first to second edge into a top triangular plate and a bottom triangular plate. The first side plate, top plate and two top triangular plates form a first shell; the second side plate, bottom plate and two bottom triangular plates form a second shell . The first shell is hinged with the second shell. The diagonal edges of the first and second shells are equipped with first locking means. The free ends of the top plate and the second side plate are equipped with second locking means. The container is equipped with an actuator for operating the locking means in union, when the shells form a closed volume. |
