Tensioning device for crop-supporting wires

摘要

TENSIONING DEVICE FOR CROP-SUPPORTING WIRES comprising a member (1) that joins the device to the fastening posts or trellises of the grapevine supporting cables, said joining member (1) having a rotating axis (2) whose rotation is actuated by two levers (3), said rotating axis (2) further having one or several toothed wheels (4) that are locked thanks to a ratchet action performed by a metallic sheet (5) that is inserted in an insertion guide (6) on which it rests; said crop-supporting wire being attached to said levers (3).