Title:
グラビア版にスクリーン凹所を形成する方法及びこの方法に使用可能な母体
Document Type and Number:
Japanese Patent JP2004512997
Kind Code:
A
Abstract:
The invention relates to the production of a rotogravure form, preferably comprising a rotationally symmetrical base body (1) and with screen cavities (5) as print information, by means of time-modulated, particularly pulsed laser radiation (9), whereby an erosion support layer (13) is applied to the surface regions (8), provided for information engraving on the base body (1), through which the screen cavities (5) are produced in said surface regions (8) with the laser radiation (9), by means of material ablation. Said erosion support layer (13) is subsequently removed to give burr-free screen cavities (5).
Inventors:
Frauhigel, Jacob
Application Number:
JP2002542618A
Publication Date:
April 30, 2004
Filing Date:
November 15, 2001
Export Citation:
Assignee:
MDC Max Daetwyler AG
International Classes:
B41B17/00; B41C1/05; B41N1/06; (IPC1-7): B41C1/05; B41N1/06
Attorney, Agent or Firm:
Osamu Nakahira