| 摘要 |
<p>PROBLEM TO BE SOLVED: To reduce a worker's burden when a platform is used.SOLUTION: A leg part 20 comprises six support legs 21-26 that are provided in such a manner that the support legs cross one another two by two between an upside workbench 10 and a lower connection member 30. The leg part 20 is operated to vertically open/close by rotating on a leg part shaft 27. A motor 40 and a battery 50 serving as a power source therefor are attached to an undersurface of the workbench 10. An expansion/contraction (opening/closing) operation of the leg part 20 is performed by the motor 40.</p> |
