| 摘要 |
Disclosed is a traction device for detachable association with a motor bike for winter driving, the bike having a rear wheel assembly including an axle and a rubber tire supported by laterally spaced bike struts. The traction device comprises laterally spaced opposed side strut assemblies each having a forward end and rearward end, a traction wheel assembly and an endless track. The side strut assemblies each include means adapted to pivotally connect the forward end of each of the strut assemblies to the bike adjacent the rear axle of the bike wheel assembly with the strut assemblies extending rearwardly of the bike, The traction wheel assembly is rotatably supported by the rear ends of the strut assemblies. The endless track has means for cooperating with the rubber tire of the bike and the traction wheel assembly to maintain the endless track centered on the rubber tire and the traction wheel assembly.
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