| 摘要 |
The body of the joint (2) is pivotally seated on the central pin (1), onto which is also fitted the wheel (3) with a screw (4) and internal toothing (5), while in the body of the joint (2) is in the guide (8) a movably seated sliding block (7), into which is inserted the arresting pin (6), and on the body of the joint (2) is pivotally fitted the collar of the joint (9), which is pressed by a lever (10) with eccentric (11) over the casing (12), disc springs (13) and radial toothing (14) to the body of the joint (2), and it is connected by the central screw (15) to the sliding block (7), between which and the body of the joint (2) is inserted the internal expanding spring (16), while between the body of the joint (2) and the collar of the body (9) is inserted the external expanding spring (17), and the body of the joint (2) is covered with capping (18). |
