Method and apparatus for cleaning nozzles in an ink jet printer

Details Method and apparatus for cleaning nozzles in an ink jet printer Method and apparatus for cleaning nozzles in an ink jet printer

1996-02-28

1998-09-08

Hecker, Stuart N.

Incremental printing of symbolic information

Ink jet

Ejector mechanism

347 22, B41J 2165

Patent

active

058051821

ABSTRACT:
A method for cleaning nozzles in an ink jet printer includes the steps of: ejecting ink from a first plurality of the nozzles that are not frequently used in printing every first period; and ejecting ink from a second plurality of the nozzles which are frequently used in printing every second period, wherein the first period is different from the second period.

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patent: 5694157 (1997-12-01), Ahlvin

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