| 摘要 |
PURPOSE:To slide a circular ring belt upon leaves on a pathless slope of the mountain surface by connecting a four-wheeled and boat-shaped vehicle to said belt by means of a fitting framework. CONSTITUTION:A four-wheeled and boat-shaped vehicle 2 is connected by means of a fitting framework 3 to circular ring belts 1, made of highly elastic and shockproof material and connected in parallel with each other with an interval. The ring belts 1 serves as a caterpillar of engine driven wheels. The right and left wheels are driven simultaneously or separately. Further, the boat-shaped vehicle is provided with a screw rotated by means of an engine. |
