| 摘要 |
The emergency wheel arrangement is intended for a motor car to provide mobility in the event of a tyre (8) puncture. It comprises rotatable rollers (2) which are arranged by the inward side of each car wheel (1) and carried by part of the car structure, e.g. the rear axle (12). - The lowest point (7) of the perimeter of each roller is pref. arranged above road level (9) at a height approximately equal to half the radial dimension of the fully inflated tyre.
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