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Title:
PRINTING ROLL WITH AUTOMATICAL CHUCK DEVICE OF ELASTIC PLATE
Document Type and Number:
Japanese Patent JP2790412
Kind Code:
B2
Abstract:

PURPOSE: To prevent an elastic plate from being stained and damaged by a method wherein fixing and releasing from the fixing of a thin film forming elastic plate to the plate cylinder of a printing roll having two specially structural chuck means are made automatically possible by providing two plate holders having specified structure are provided onto the thin film forming elastic plate.
CONSTITUTION: A first plate holder 2, on which first chuck holes of a printing roll are provided, and a second plate holder 3, on which second chuck holes having tapered surface of the printing roll, are mounted to a thin film forming elastic plate 1. Further, a first chuck means 12 consisting of a first chuck member 25 having claw parts and a first driving part 26, by which the claw part of the member 25 is engaged with the opening edge part of the first chuck hole of the printing roll of the elastic plate 1, and a second chuck means 13 consisting of a second chuck member 15, which has claw parts having the tapered surfaces tallying with the tapered surfaces of the second chuck holes of the printing roll of the second plate holder 3 of the elastic plate 1 and a second driving part 16 for shifting the member 15, are provided on the plate cylinder C of the printing roll.


Inventors:
HASHIMURA YASUHIRO
NOGUCHI SATORU
MASAKI KENICHI
AKAI TAKAHIRO
Application Number:
JP17116293A
Publication Date:
August 27, 1998
Filing Date:
June 16, 1993
Export Citation:
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Assignee:
NIPPON SHASHIN INSATSU KK
International Classes:
B41F17/14; B41F27/12; (IPC1-7): B41F27/12; B41F17/14
Domestic Patent References:
JP1418302Y1