FIELD: machine building.
SUBSTANCE: invention relates to drive unit of lifting systems, winches. Drive unit comprises winding drum with one zone of winding receiving rope which can be wound and unwound. Along the axis to winding zone there is adjacent cylindrical drive zone located on winding drum receiving ribbon-like drive which can be wound either unwound. Traction facility is wound onto rotating drive drum creating torque which acts on winding drum, or unwound from drive drum, thus freeing winding drum.
EFFECT: higher torque transfer.
10 cl, 4 dwg
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Authors
Dates
2016-07-10—Published
2012-03-07—Filed