Method and device for supplying printing ink to and carrying it off from a doctor blade device of the inking system of a rotary printing press and/or for cleaning the doctor blade device
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United States of America Patent
Stats
-
Jul 7, 2009
Grant Date -
Jun 1, 2006
app pub date -
May 30, 2003
filing date -
Jun 10, 2002
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A process and a device supply printing ink to and remove link from a doctor blade device of the inking system of a rotary printing press. The device has a doctor blade support provided with a linearly extending groove and with doctor blades that are contacted with an inking roller or screen roller, the blades forming together with the inking roller and the groove an inking chamber. The device has conduits and motor-driven pump devices that supply ink to and remove ink from the inking chamber. The motors are preadjusted in terms of their parameters and are not modifiable during operation. A portion of the ink from the flow of ink supplied to the doctor blade device can be diverted to an ink supply source, and/or a portion of the ink from the flow of ink removed from the doctor blade device can be returned to the ink supply conduit.
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