FIELD: timber industry; felling and logging. SUBSTANCE: winch has frame 1 mounted on self-propelled chassis 2 by means of lower rods 3 and hydraulic cylinder 4. Drum 5 with cable 6 is secured on frame. Swivel 7 with roller 8 is installed on top of frame 1. Frame 1 is installed for turning in vertical plane. Winch has safety disk clutch with hydraulic release mechanism. Hydraulic cylinder of clutch release mechanism is connected with rod space of hydraulic cylinder 4 and with hydraulic control valve unit of self-propelled chassis by pipeline with bypass valve. EFFECT: enlarged operating capabilities. 3 dwg
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