Ink jet head, ink jet head cartridge, ink jet recording apparatu

Details Ink jet head, ink jet head cartridge, ink jet recording apparatu Ink jet head, ink jet head cartridge, ink jet recording apparatu

1995-07-28

1999-09-07

Metjahic, Safet

Incremental printing of symbolic information

Ink jet

Ejector mechanism

347 47, B41J 2135, B41J 214, B41J 216

Patent

active

059494549

ABSTRACT:
An ink jet head for discharging a plurality kinds of inks includes a discharge port surface provided with a plurality of discharge ports for discharging ink, the discharge ports being arranged into different groups for ejecting discharging different kinds of inks. The groups of the discharge ports each for discharging different kind of ink are provided in a line, and the discharge port surface has a central water-repellent area provided with the discharge port groups and a hydrophilic belt is provided adjacent to the central water-repellent area and along an array of the discharge ports. The hydrophilic belt is separately provided for each of the groups of the discharge ports.

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