Patent ID: 6419223
Filing Date: 2002-07-16
Classification: B65H

Abstract:
Apparatus for handling sheet-like conveyable articleshaving a gripper arm (1) which can be pivoted about a pivot axis (2) from a receiving position into a discharging position, the gripper arm having a free end, having a crankshaft (7) which is mounted parallel to the pivot axis and is coupled to a drive, having a connecting rod (5) which connects the crankshaft to the gripper arm, having gripping tongs (3) which are located at the free end of the gripper arm (1) and have a pair of gripper claws (9, 10), of which at least one (10) is connected pivotably to the free end of the gripper arm and is prestressed into the closed position by spring means (19, 19a, 19b), and having an actuating linkage (15, 13, 12) which has a cam follower (17) which is located on the gripper arm and interacts with a cam arrangement (18, 18a, 18b), for opening the at least one pivotable gripper claw (10) in the receiving position, wherein the cam arrangement contains a cam (18, 18a, 18b, 113) which is provided on the crankshaft (6, 7) or the connecting rod (5) and is intended for actuating the lever arm thereby opening the at least one pivotable gripper claw (10) at least in the receiving position.