| 摘要 |
<p>The stand has a two-piece tube-shaped rod with lower part (1) coupled to rod foot and upper part (2) holding the sunshade. Both parts are connected to each other by an adjustable pivot joint. It has separate lifting accessories to limit pivoting of pivot pin (13) on screwed pin. The pivot pin is enclosed by rotary bush (3), which hinders pivot joint swing, in first rotary position and allows it in the second. The pivot joint has a pivot bolt anchored in the rod part which is entered between the shank of a u-shaped bolt-support anchored in other rod part using a bolt (14) adjusted to the rod.</p> |
