Patent ID: 6457930
Filing Date: 2002-10-01
Classification: B65F

Abstract:
A device (10) for slitting-open filled sacks comprsing:a housing (14) having a frontside, a backside and two connecting sides extending between the frontside and the backside; an inlet opening (18) in the frontside; the backside having a discharge opening (20) therein through which slit-open sacks and the goods released from the sacks can be carried off; at least one mechanically driven shaft (16), the shaft rotatably installed in the housing between the inlet opening and the backside; at least one cutting member mounted on each shaft for slitting open the sacks, wherein the inlet opening is sized such that filled sacks can be conveyed there through to the at least one cutting member; at least one moveable restraining apparatus (24) having longitudinal slits, through which in a released state the at least one cutting member projects for covering or releasing the at least one cutting member, said at least one restraining apparatus (24) movable by a drive assembly from a first position in which the at least one restraining apparatus is in a covered state and prevents sacks from reaching the at least one cutting member to a second position in which the at least one restraining apparatus is in a released state and allows sacks to reach the at least one cutting member.