Ink, ink-jet ink, ink-tank, ink-jet cartridge, ink supply...

Details Ink, ink-jet ink, ink-tank, ink-jet cartridge, ink supply... Ink, ink-jet ink, ink-tank, ink-jet cartridge, ink supply...

2005-01-25

2005-01-25

Nghiem, Michael (Department: 2863)

Incremental printing of symbolic information

Ink jet

Fluid or fluid source handling means

Reexamination Certificate

active

06846072

ABSTRACT:
An ink tank includes an ink container containing an ink, an ink inlet for introducing the ink to the ink container, an air outlet for maintaining the ink container under negative pressure, and a gas-liquid separation mechanism provided at the air outlet which passes gas but not liquid. The ink is introduced to the ink container through the ink inlet by the negative pressure in the ink container, an inner surface of which being surface-processed, and the ink has surface tension of 28 mN/m or higher but not higher than 50 mN/m.

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