| 摘要 |
The present invention relates to a support apparatus with height adjustment, which comprises a first body, and a second body mounted with a sliding way and axially connected to a tenon of the first body; therein, the tenon is used to selectively control the upward or downward sliding of the second body with a button co-operated with the tenon; a spring restrains the second plate body and the tenon so that the tenon selects the direction of vertical upward/downward motion of the second body. |
