| 摘要 |
Controlled pulley of V-belt transmission in which bushing is made with two threaded sections, one of those has right threading, and the other one - left, and each of two working discs is arranged with respective threaded section in the hub for interaction with respective threaded sections of the bushing. Working discs are connected with pins with possibility of common rotation of discs with respect to the bushing and their axial displacement along the bushing in opposite directions.
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