Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
EQUIPMENT FOR INSPECTING QUALITY OF PRINTED MATTER
Document Type and Number:
WIPO Patent Application WO/2004/035314
Kind Code:
A1
Abstract:
When a printed matter (1) printed by a sheet-feed printer is illuminated on an impression cylinder (2) by an illuminating means (13), pressed against the impression cylinder (2) by an air jet means (15) and then image information of the printed matter (1) is captured by detecting light reflected on the printed matter (1) by a photographing means (14), the photographing means (14) arranges the photographing position (P) of the printed matter (1) in line along the axial direction of the impression cylinder (2), the illuminating means (13) condenses the illuminating light in line along the axial direction of the impression cylinder (2) for matching with the photographing position (P) of the printed matter (1), and the air jetting means (15) presses the photographing position (P) of the printed matter (1) stably against the impression cylinder (2) such that the entire surface of the printed matter (1) can be photographed from the starting position to the ending position of photographing.

Inventors:
TAKAHARA RYOSUKE (JP)
Application Number:
PCT/JP2003/012138
Publication Date:
April 29, 2004
Filing Date:
September 24, 2003
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
WEBTECH CO LTD (JP)
TAKAHARA RYOSUKE (JP)
International Classes:
B41F33/14; B41F33/00; G01N21/892; G06T1/00; (IPC1-7): B41F33/14
Foreign References:
US5724437A1998-03-03
JPH08142313A1996-06-04
JPH0867003A1996-03-12
JPH09147092A1997-06-06
Other References:
See also references of EP 1552926A4
Attorney, Agent or Firm:
Yamada, Tsunemitsu (5-3 Uchikanda 3-chom, Chiyoda-ku Tokyo, JP)
Download PDF: