| 摘要 |
A desk capable of controlling a height is disclosed. The desk capable of controlling a height comprises: an upper plate; height adjustable legs supporting the upper plate on both sides of the upper plate; and a connecting rod connecting a gap between the legs. Moreover, the height adjustable legs comprise: a gear box (300) to which the connecting rod is connected; a third cylinder (206) rotated by the gear box (300); a screw nut (208) fixated to a lower portion of the third cylinder (206); a second cylinder (204) accommodating the third cylinder (206), wherein an upper portion is opened; and a screw bolt (210) fixated to an internal floor of the second cylinder (204) and extended to the inside of the third cylinder (206) through the screw nut (208). |
