| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To make dead spaces smaller than those in a case of using a single large-sized motor by using four small-sized motors M1-M4. <P>SOLUTION: Respective pairs of front/rear traveling wheels 12-15 are provided for left/right traveling rails 4, 5 and are respectively driven by traveling motors M1-M4. The left/right traveling wheels 12, 13, 14, 15 are connected through hollow shafts 18, 19. <P>COPYRIGHT: (C)2006,JPO&NCIPI</p> |
