| 摘要 |
<p>The display board frame, has interconnected profile sections. Connectors have arm and wedge sections. Screw units can be moved lengthwise in the direction of the arms, thus completing a wedge action. The frame (1) includes two vertical profile sections (2,3), and interconnected horizontal profile section (4). Vertical sections (2,3) are connected to base plate (5). The groove (9) accommodates text board panel (7), with connector (6) having basis part (10) with protruding arms (11). Each arm has two spaced pins (12). Between the ends of pins (12) is a wedge (13) with chamfered surfaces (16), cooperating with chamfered surfaces (17), retained by screws (14).</p> |
