| 摘要 |
PROBLEM TO BE SOLVED: To easily set and change working environment by having legs on both sides of the below of top board and setting multiple holes, which are for engaging various additional members to the legs, in a vertical row. SOLUTION: A cylindrical stud 3 with adjuster 2 is placed on the right and left corners of front end of top board 1, and a cylindrical stud 5 with caster 4 is placed on the right and left corners of back end of top board 1, connecting with the leg frame 6 that extends to cross direction. The units like this are set both right and left sides and joined at the middle of right and left leg frame 6 with a connecting rod 7 that faces the right and left directions to form firm main frame then the top board 1 is mounted on it. Every three engagement holes 8 are set in vertical row on the upper end part of each stud 3, 5. Those engagement holes 8 are drilled in four directions, front, back, right and left, of table.
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