| 摘要 |
PROBLEM TO BE SOLVED: To simplify the constitution of a sub seat and to prevent deterioration in appearance quality in a walk-through passage. SOLUTION: A sub seat 18 arranged on the walk-through passage is formed in a deflectively arranged single rail structure where a sliding device 22 for the sub seat is arranged to be displaced to a right or left side from its center. A caster 70 rolling on a floor body is arranged to support the sub seat 18 in an extension space extended with the deflective arrangement of the sliding device 22 for the sub seat. COPYRIGHT: (C)2004,JPO&NCIPI
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