| 摘要 |
A collapsible freight or storage container consisting of two equal sized square or rectangular shaped planes (10,18), joined by the affixed ends of two pivotally mounted pendulum suspended support legs (20,22) in each external corner edge of the upper plane (18), and by the opposite ends of respective support legs (20,22), inserted vertically and assigned to one of two groove tracks (14,16) of the lower plane (10), providing mobility and stability of the blocked shaped frame to which accordion style side walls may be firmly affixed, collapses and opens to a plurality of different storage heights under control of a gear driven system (34,36,40) while keeping the platforms (10,18) in parallel relation to each other. |
