Ink jet recording apparatus

Details Ink jet recording apparatus Ink jet recording apparatus

1996-01-23

1999-10-05

Le, N.

Incremental printing of symbolic information

Ink jet

Ejector mechanism

347 23, 4174771, 4174775, B41J 2165

Patent

active

059632275

ABSTRACT:
An ink jet recording apparatus, including a plurality of recording heads each having an ink outlet, a liquid passage communicating with the outlet and an ejection energy generating element for generating energy for ejecting ink through the outlet; a refresher for refreshing the ink in the passage by driving the ejection energy generating element to eject the ink when a recording operation of the apparatus is not performed; and a controller for changing a driving condition for the ejection energy generating element by the refresher for the recording heads.

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