| 摘要 |
A hinge of universal spindle contains a head and a holder with semi-cylindrical grooves, in which barrel-type rollers, contact spherical rings are installed, by latter the head and holder are connected together, and one of contact rings is mounted into the cover with possibility of displacement relative to the holder. Hinge is equipped with an indicator installed on the head and a pointer for fixation of tangential displacements, which is fastened on the holder opposite the indicator.
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