Method of operating an electrostatic printhead
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United States of America Patent
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Oct 25, 2016
Grant Date -
May 5, 2016
app pub date -
Jun 4, 2014
filing date -
Jun 4, 2013
priority date (Note) -
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Abstract
A method of reducing and/or preventing the accumulation of concentrated ink at an ejection point of a printhead of an electrostatic inkjet printer when ink is not being ejected at the ejection point, the method comprising reversing the electric field at the ejection point of the printhead during a non-printing phase of operation to reduce the concentration of ink at the ejection point.
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