Brush-type dampening unit in a rotary printing machine
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United States of America Patent
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-
Jun 8, 1993
Grant Date -
N/A
app pub date -
Jun 7, 1991
filing date -
Jun 7, 1991
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A brush-type dampening unit in a rotary printing machine, includes at least one revolving carrier member having a multiplicity of brush bristles arranged thereon a pan roller dipping at least partly into a dampening-fluid pan, and revolving in a direction opposite to that of the carrier member, adjusting means for adjusting the position of the carrier member with respect to the pan roller, the revolving carrier member and pan roller having respective separately controllable drives independent of a drive of the printing machine, and means for zonally metering a quantity of dampening fluid over the width of the machine, as well as for influencing a direction of movement of the dampening fluid.
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