摘要 |
<p>The device has assembled elements (10) fixed to a top part of an information kit (3), where the elements spaced from distance lower than width (2') of an end piece (2) of a pole (1). The elements comprise openings such that the end piece of the pole is inserted simultaneously in openings of the elements for moving an assembly formed by the information kit and the elements from a lower position to an upper position, and inversely.</p> |