| 摘要 |
Positioning joint system, especially for gripping and setting up the horizontal position of measuring instruments, created with bearing body (1) modified for mounting to base (2). Essence of the invention is, that body (1) is modified for rotary plain bearing lodgment of ball pivot (3), which is partly equipped for connection with extending element (4) and partly is from above pressed inset (5) to ball pivot (3), whereas body (1) and inset (5) are mutually coupled with sleeve nut (7), which is on perimeter modified for manual control by operator. |
