| 摘要 |
PURPOSE: A revolving chair supporting leg is provided which is easy to be manufactured and has good intensity. CONSTITUTION: A revolving chair supporting leg comprises: (i) an upper plate(103) where a leg(101) is molded as one body by press working a steel sheet and a fixing groove(102) having a fixing rib(102'), where a lower end of a height controlling rod is inserted to fix, is formed; and (ii) a reinforcing part(106) having two reinforcing ribs(106') at both sides where a leg coupling portion(104) is formed to reinforce the intensity of the leg(101) by being inserted to fix on the lower portion of the leg(101) and a fixing groove(105) having a fixing rib(105'), where the lower end of the height controlling rod is fixed, is formed.
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