| 摘要 |
PURPOSE: A stacking type storage apparatus capable of varying the total volume is provided to prevent the vertical or horizontal separation of storage containers. CONSTITUTION: A stacking type storage apparatus comprises coupling grooves(15) and coupling protrusions(14). The coupling protrusions include protrusion units protruded to the upward and downward directions, and fastening units curved from both sides of the protrusion units to the horizontal direction. The coupling grooves include concave grooves for inserting the protrusion units, and jamming grooves for locating the fastening units. |
