| 摘要 |
<p>The adjustable self-locking support (1) is provided with a pipe (2) and a pin (3), where the pipe has a threaded hole (4) in which a screw (5) is engaged. The screw in its interior has a cavity into which a spring is introduced. The threaded hole, screw with ball (6) and recesses (9) together form an adjusting and stopping mechanism of the pin inside the pipe.</p> |
