DRIVE CLUTCH FOR PRESSING CYLINDER

摘要

PROBLEM TO BE SOLVED: To provide a drive clutch to be easily replaced by accurately and directly driving a cylinder. SOLUTION: In the drive clutch for connecting a drive shaft 12 to a replaceable cylinder 10 for a printer, a locking unit 24 is provided at one end of the cylinder 10, radially upward opened, and a wrench 32 for positively introducing the unit 24 is provided in or on the shaft. To pull the cylinder 10 to an opposite side to an end of the shaft by the aid of the unit 24, the wrench is capable of being axially submerged.