Patent ID: 6691997
Filing Date: 2004-02-17
Classification: B65H

Abstract:
A conveying device for feeding a converting press for paper or cardboard sheets having press stations including a feeding station, a converting station and a delivery station, said conveying device comprising:a drive coupled to said converting station for driving said converting station through a converting cycle to process said sheets; a conveyor having an endless gripper bar chain for conveying said sheets from said feeding station to said delivery station and operable to deliver unprocessed sheets to said converting station for processing and to remove processed sheets from said converting station; a transverse drive shaft coupled to said conveyor for driving said conveyor; a motor coupled to said drive shaft and operable to drive said drive shaft to drive said conveyor, said motor being operable to drive said drive shaft independently of said drive for said converting station; and a motor control operable to control said motor to operate in a drive cycle including at least a motion phase and a braking phase, wherein a duration of said drive cycle is equivalent to a duration of said converting cycle of said converting station.