Title:
【発明の名称】網グラビア製版法における版文字の形成方法
Document Type and Number:
Japanese Patent JP2539272
Kind Code:
B2
Abstract:
A method for forming plate characters in a half-tone gravure platemaking process wherein the laser beam is moved so that it will be irradiated on a light sensitive material for forming a plate character on the light-sensitive material by exposure. The plate character is made with a frame portion and a filling portion. The frame portion is formed with continuous groove-form cells which have a predetermined length and width and dot-form projections are formed in the groove-form cells for preventing ink flow. The filling portion is formed by dot-form cells which have a shadow-portion dot percentage.
Inventors:
TAKAKURA KOICHI
Application Number:
JP25122989A
Publication Date:
October 02, 1996
Filing Date:
September 27, 1989
Export Citation:
Assignee:
SHINKU LABORATORY KK
International Classes:
G03F1/00; G03F5/20; G03F7/00; G03F7/20; (IPC1-7): G03F7/00; G03F1/00; G03F5/20
Domestic Patent References:
| JP59232347A | ||||
| JP336551A |
Attorney, Agent or Firm:
Koji Onuma