Patent ID: 6050060
Filing Date: 2000-04-18
Classification: B65B,B65G

Abstract:
A unit for forming a group of products on a wrapping machine, the unit (5) comprising a vertical channel (8) for a group (3) of products (2), the channel (8) having a bottom portion (13) and a top portion (14); a screw device (12) located along said bottom portion (13) and having an input (17) and an output (18); a supply conveyor (19) for feeding a succession of said products (2) to said input (17); a sensor (32) for detecting the presence of a complete said group (3) at said output (18) and in said top portion (14); an extracting device (27) controlled by said sensor (32) to extract the complete said group (3) from a top end (11) of said channel (8); and a push device (29) moving back and forth in a direction (30) crosswise to said channel (8) to feed the extracted complete said group (3) to a wrapping unit (6) of said wrapping machine (1).