摘要 |
<p>A rotatable screw spindle (3) is fixed to the reverse side of an exhibit (1) via fasteners (4,5). A rope (2) has one end fixed near the upper corner at the back side of the exhibit, looped around the thread (8) of the spindle, and passes through an eye portion at the upper back side of the exhibit, the rope pulled to adjust the level by which the exhibit is hanged.</p> |