| 摘要 |
<p>A building block 10 comprises a first side panel 12, a second side panel 14 facing the first side panel 12, and four corner frame brackets 16, each connected to the first side panel 12 and the second side panel 14. A vehicle tire 26 can be located between the first side panel 12 and the second side panel 14. Preferably, the building block 10 further comprises insulating material 28 located in the interior of the vehicle tyre 26. Cove panels may be provided between the corner brackets or the corner brackets may abut adjacent corner brackets to enclose the volume between the panels.</p> |
