Ink feed device with vibrating rollers
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Jul 23, 2002
Grant Date -
N/A
app pub date -
Oct 13, 2000
filing date -
Nov 9, 1998
priority date (Note) -
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status (Latency Note)
Importance
Abstract
An inking arrangement for printing presses which comprises a plurality of vibrating rollers switchable between two positions between a fountain roller and a distributing roller. A support member, has fitted therearound a plurality of movable members each formed with a rectangular bore having the support member inserted therethrough with a clearance provided in the bore in the forward or rearward widthwise direction of the support member. The vibrating rollers are rotatably mounted on the respective movable members. Change-over devices are provided between the support member and the movable members for moving the movable members by controlling a supply of air with switching valves. A surface of each movable member defining the rectangular bore and a surface of the support member are formed with opposed grooves, in which the switching valve is mounted on the bottom surface of the groove of the support
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