| 摘要 |
PURPOSE:To permit the safe traveling on a frozen road or snow-covered road by revolving a caterpillar installed onto a motorcycle through utilization of the turning force of the driving wheels of a motorcycle. CONSTITUTION:Axles 1, 1' and 2, 2' are installed before and behind a basic board 5, and a roller 3 and a gear 4 are installed onto the axles 1 and 1', and a gear 6 and a wheel 7 are installed onto the axles 2 and 2'. An auxiliary wheel 10 is installed onto an axle 8 fixed onto the basic board 5, and a caterpillar is wound onto the wheel 7 and the auxiliary wheel 10. The rubber caterpillar is driven by revolving the rollers 3 and 3' by the power of the driving wheels of a motor-cycle and by revolving the wheel 7 through gears 4, 4' and 6, 6' and the traveling on a snow-covered road is permitted. |
