DRUM-TYPE WINCH Russian patent published in 2011 - IPC B66D1/00 

FIELD: transport.

SUBSTANCE: invention relates to cargo handling appliances, namely, to drum-type winches to drive trucks. Proposed winch comprises drum 1, reversing motor 2, reduction gear 3, cable 4 and deflecting unit 7. Drum features V-like annular shape to lay cable in one line on one of its lateral surface. Cable changes from the edge of one line 5 to its other edge 6 via deflecting unit arranged at distance from drum equal to that trucks cover on their way from drum. To reduce sag, deflecting unit moves in direction of its tensioning driven by tackle 10. Deflecting unit axle is rigidly engaged via link 9 with tackle moving axle 8. Tackle flexible run is connected via additional support stationary unit 11 with cargo 12.

EFFECT: simplified design, reduced cable sag.

2 cl, 1 dwg