| 摘要 |
PURPOSE:To make it possible to reconstruct a four-wheel drive vehicle to a snowmobile easily by using the brake drums of the front and the rear wheels of an automobile as guide wheels of a crawler device. CONSTITUTION:Wheels are removed from brake drums 2 furnished at the axle ends of the front and the rear axles of an automobile respectively, steering devices are separated from the front axle, and the front axle is fixed in the straight running condition, to compose a vehicle main body 1. While a pair of the front and the rear guide wheels 5 are fixed to frames 4 of crawler sets 3 at the distance between axles same as the interaxle distance of the vehicle main body 1, plural rollers 6 are arranged at the lower side of the guide wheels 5, and crawlers are extended on the guide wheels 5 and the rollers 6. Flanges 9 are installed at the inner side of the guide wheels through shafts 8, and the flanges 9 are fixed to the outer side of the brake drums 2 with bolts.
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