Printing apparatus and method for detecting defective jetting nozzle of printing apparatus
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United States of America Patent
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Jun 16, 2015
Grant Date -
N/A
app pub date -
Mar 2, 2015
filing date -
Mar 31, 2014
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
There is provided a printing apparatus comprising: a printhead; a recovery mechanism for the printhead; a jetting failure detector; an operation history memory; a detection condition memory, the jetting failure detector; and a controller. The controller in configured to control the printing apparatus to: determine whether or not the operation history of the printhead conforms to the first condition value; determine whether or not the jetting failure is present, in a case that, the operation history conforms to the first condition value; cause the recovery mechanism to perform the recovery process, in a case that, the jetting failure is present; and cause the detection condition memory to store the second condition value smaller than the first condition value as a new first condition value, in a case that the jetting failure is present.
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