摘要 |
<p>The curved bar (9) of the backrest (1), joins its two side-stiffeners. The backrest is connected to a backrest support (12) for height adjustment. The backrest is made of mesh. Bar and carrier include complementary components (18, 19, 28, 31) for height adjustment. The bar is guided in the backrest support, using a play-free, linear, sliding guide. The guide is of cam-track type, with a number of set positions of adjustment.</p> |