| 摘要 |
PURPOSE: A device for ascending and descending display is provided to move up and down with elastic force by being equipped an elevating unit which supports a display and an operating part which moves an elevating unit to top and bottom. CONSTITUTION: Support means (125) is combined inside body portion (100). An elevating unit is inserted to the top of the body portion and supports a display. An operating unit (140) is combined inside the body portion and flexibly supports an elevating unit. If the operating unit is rotated in the state where spiral line of the spiral shape having elastic force is jammed at the supporting unit, length of the operating unit is varied with extension or compression. Therefore, the operating unit moves the elevating unit to top and bottom. |
