| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a carriage system having a track to be rotated in a small radius and easily installed. SOLUTION: A driving wheel unit 6 and a follower wheel unit 8 are freely rotatably provided within a horizontal plane in one side of a carriage 2, a pair of caster wheels 10, 11 are provided on the other side, and a back and forth gap therebetween is set shorter than a gap between the units 6 and 8. A guide rail 12 is provided for guiding the unit 6 and 8, and caster wheels 10 and 12 travel on a floor surface.</p> |
