Patent ID: 7726105

Claim:
Bag packaging machine with vertical intermittent operation, of the type comprising at least a first dosing and filling station (A) for the bags (H), a second sealing station (B) for the opposite pair of films (F) that form the bags (H), a third cutting station (C) for the bags (H), in which the station (B) comprises two sealing plates ( 7 ) in opposite position with respect to the symmetrical vertical axis Y-Y of the machine, which support sealing punches ( 8 ) and are supported with possibility of free sliding by corresponding frames ( 9 ) fixed to free shafts ( 17 ) actuated by corresponding motors ( 19 a ), machine having a front and a back being characterized in that each shaft ( 17 ) extends from the back to the front of the machine and is inclined forward towards the front of the machine ( 1 ).