Folding top part of music stand has bottom part, side and top struts, diagonals, bottom angled struts, middle strut and metal sleeves for screws

摘要

The folding top part (1) of a music stand is placed on the stand (2) forming the bottom part. Side (5,5') and top (6,6') struts are joined by links. Single or multiple tension elements , diagonals, and bottom angled struts (4,4') have screw connections in the lower middle strut part (7). Metal sleeves are inserted into holes in the plastic material and screwed to the bottom part.