INK-FEEDING ROLLER AND MANUFACTURING METHOD THEREFOR
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United States of America Patent
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app pub date -
Mar 28, 2014
filing date -
Apr 4, 2013
priority date (Note) -
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Abstract
The purpose of the present invention is to provide an ink-feeding roller capable of making the thickness of the supplied ink film to be uniform and thin, and a manufacturing method therefore. For this purpose, the present invention is an ink-feeding roller (13), which is supported between an ink fountain roller (12) and an ink roller (14) so as to be capable of reciprocating movement and which supplies ink from the ink fountain roller (12) to a plate cylinder (21) via the ink roller (14) by bringing the ink-feeding roller alternately in contact with the ink fountain roller (12) and the ink roller (14). A helical groove (13a) is provided on the outer circumference thereof according to the pattern position and pattern area on the printing plate of the plate cylinder (21).
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