Agricultural vine pruning implement - has rotary cage with U=shaped bows spaced evenly around periphery

摘要

The vine pruner presents a powered system mounted via a swivel frame on the tractor and enclosed by a rotary cage whose U shaped bows are evenly distributed all the way round. The convex vault shape of the outside edge of the cross piece (13) of any one bow (6) should be 1.2-1.7 times the height of the cage (15,1). The transitions (16,18) from this outside edge to those of the bow legs (8,9) has a radius 0.15-0.18 times the cage height. USE/ADVANTAGE - Viticulture, spur pruning method. Cage bows shaped to avoid damage to stoke and wire.