| 摘要 |
An expandable podium is disclosed, a first part (2) of which comprises a supporting base panel (7) and a rear panel (8) rising from the base panel, a second part (3) of which comprises a top panel (9) and a front panel (10) depending from the top panel, wherein in expanded mode of the podium a lower hinge (5) links a bottom corner (10) of the front panel to the nearest forward corner (7) of the base panel and an upper hinge (4) links a top corner (8) of the rear panel to the nearest rearward corner (9') of the top panel, each of the upper and lower hinges forming an elongate element the ends of which are connected pivotally to the appertaining base, top, front and rear panels about a respective pivot axis (D1; D2, D3 and D4). The pivot axes (D1, D2, D3, D4) extend at converging directions that intersect in a common point of intersection, beyond the rear panel. |
