METHOD AND APPARATUS FOR APPLYING IN A CLOSELY FITTING WAY A COVERING SHEET ON A RIGID CYLINDER FOR OBTAINING A PRINTING CYLINDER

摘要

Printing cylinder with an outside covering of a thermoplastic elastomeric composition which can be hardened by exposure to light, the covering being snugly applied to the circumference of the cylinder by suction in the annular clearance between cylinder and covering; the cylinder comprising several coaxial parts during the covering process, only the central portion with its covering forming the printing cylinder.