| 摘要 |
A walled structure apparatus generally orientated perpendicular to a horizontal surface, the apparatus including a first panel with a major plane, a corner and a notch, a second panel with a major plane, a corner and a tab received with the notch, and a hinge structure within the notch. The hinge structure generally uniting the panels for movement to a number of selected positions and includes interengaged flexible components permitting inward and outward movement and being generally located within the notch and tab. Through this movement, the walled structure apparatus exhibits a deformed structure.
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