UN DISPOSITIVO PARA APLICAR UN ELEMENTO PRETENSADO DE ATADURA, ENVOLTURA U OTRO MODO DE UNION, TAL COMO UN HILO, UN ALAMBRE, UNA TIRA DELGADA, POR EJEMPLO UNA CINTA, UNA LAMINA DELGADA O UNA PELICULA DE MATERIAL FLEXIBLE ALREDEDOR DE UNO O VARIOS OBJETOS,COMO UNA FILA DE OBJETOS.

摘要

A device for applying a bonding element (6,7) of flexible material around an object or a set of objects (1), said device comprising a track (2) for conveying the object(s) through the device, two reels (4,5) for the supply of binding material, means (20,21,34,35) for pulling previously interconnected pieces (6,7) of binding material forming together the binding element from said reels, means (28,29 and 20,21 34,35) for blocking the supply of further binding material and subjecting said element to tensile stress and means (10, 11) for folding or bending a portion (6,6 sec ,7,7 sec ) of the binding element around the object(s) and close the then produced loop on the one hand and to stretch the remaining portion (6 min ,7 min ) of said element across the conveying track on the other hand, so as to form part of a new binding element to be used during the next following binding cycle, the pulling means (20,21,34, 35) forming part of the blocking and tensioning means (28,29, 20,21,34,35).