Patent ID: 7100505

Claim:
A printing press comprising: a plate cylinder for mounting a printing plate thereon; a clamping gripper disposed on said plate cylinder for gripping the printing plate; a printing plate guide plate on which a printing plate to be guided is mounted; a sucker for holding the printing plate by a suction force applied to a rear side of the printing plate so as to pull the printing plate towards the printing plate guide plate; a plate supply device for supplying the printing plate held by the sucker towards the clamping gripper; a support member provided in the plate supply device for movably supporting the sucker in a direction parallel to an axis of the plate cylinder; and engaging means being provided on the side of the plate cylinder for bringing the printing plate held by the sucker into a given position relative to the axis of the plate cylinder by engagement with engaged means formed in a leading edge of the printing plate so as to allow the printing plate to be brought into alignment with the plate cylinder relative to the axis of the plate cylinder.