| 摘要 |
<p>A chair adjustment structure (20) includes a base member (30), a top cover (40) pivotally connected to the base member (30), a spring member (50) connected between the base member (30) and the top cover (40), and a back bracket (60) pivotally connected to the base member (30) and the top cover (40). Therefore, when the user sits on the seat pad of the chair, the back bracket (60) is forced to pivot the top cover to (40) provide the user with sitting comfort.</p> |
