| 摘要 |
<p>A single block document storage unit (10), made of plastic or of other suitable material, including a parallelepiped body (12), with several adjustable screens (14), (14'). This body (12) includes two main opposite walls (18), (20) along which there are low quadrangular vertical support frames (24), (26), (24'), (26'), in which complementary bosses (42), (42') slide; said bosses project along the edge of the opposite smaller sides (40), (40') of the internal part (38) of the section (14'). An appendix (46) with a hook-like device (48) located along the bigger side of the section (14') elastically slides in an opening (30) on the top of the wall (22) that connects the opposite walls (18), (20) of the body (12).</p> |
