Patent ID: 6863172
Filing Date: 2005-03-08
Classification: B65G

Abstract:
1. A unit for supplying packets ( 2 ), comprising a first and a second belt conveyor ( 7 , 8 ), which respectively define a first and a second path (P 1 , P 2 ) having a common portion (T), and respectively comprise a first and a second belt ( 13 , 21 ) having respective first and second seats ( 15 , 23 ), each for housing a respective packet ( 2 ); wherein each first seat ( 15 ) faces and is timed with a respective second seat ( 23 ) along said common portion (T); and a routing device ( 10 ) located at said common portion (T) and comprising a first and a second suction chamber ( 37 a , 38 a ) having, respectively, a first and a second slot ( 46 a , 50 a ) cooperating respectively with the first and second belt ( 13 , 21 ); the first and second belt ( 13 , 21 ) comprising a first and a second succession of holes ( 51 a , 52 a ) cooperating respectively with the first and second slot ( 46 a , 50 a ); each hole ( 51 a , 52 a ) being movable along a respective slot ( 46 a , 50 a ), so as to activate suction when one of said holes ( 51 a , 52 a ) is aligned with a respective slot ( 46 a , 50 a ); the first succession of holes ( 51 a ) being so arranged as to comprise one hole ( 51 a ) for every two first seats ( 15 ); the second succession of holes ( 52 a ) being so arranged as to comprise one hole ( 52 a ) for every two second seats ( 23 ); and the first and second seats ( 15 , 23 ) being so timed with one another that a first seat ( 15 ) with one hole ( 51 a ) in the first succession of holes ( 51 a ) is timed with a second seat ( 23 ) having no holes ( 52 a ) in the second succession of holes ( 52 a ).