| 摘要 |
The adjustment device has a threaded structure (1) having a thread sections (6,7) that are concurrently arranged and are provided with different thread pitches. The thread sections of threaded structure are connected with mating threads of a base structure (3) and an adjustment element (2). An anti-twist plate (4) is arranged to prevent the rotation of adjusting element relative to base element. The stroke with respect to the base element is adjusted by rotating threaded structure. |
