| 摘要 |
PROBLEM TO BE SOLVED: To provide casters which effectively improves safety by suppressing overturning of furniture due to an earthquake or the like by using a simple structure. SOLUTION: The casters 4 are respectively arranged at legs 3 of a desk 1 and each provided with a wheel 5 and a caster body 6 for supporting the wheel 5 turnably. At the caster body 6, an auxiliary ground contact part 611 positioned a little higher than the lower end of the wheel 5 in a normal using attitude is provided. COPYRIGHT: (C)2005,JPO&NCIPI
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