Patent ID: 6431068
Filing Date: 2002-08-13
Classification: B41F,B41P

Abstract:
A plate exchanging apparatus in a rotary printing press, comprising:a plate fixing unit provided to a plate cylinder; a plate holder for holding a new plate before inserting to said plate fixing unit; and actuator means for moving said plate holder to selectively position said plate holder at a first position apart from the plate cylinder, a third position close to the plate cylinder and a second position between the first and third positions, wherein when the plate holder is located at the first position, the new plate is held substantially on an old plate removal path by said plate holder, wherein when the plate holder is located at the second position, the new plate held by said plate holder is retreated from the old plate removal path, and wherein when the plate holder is located at the third position, the new plate held by said plate holder is inserted into said plate fixing unit.