Ink supply device, ink-jet recording device, and method of...

Details Ink supply device, ink-jet recording device, and method of... Ink supply device, ink-jet recording device, and method of...

2005-06-14

2005-06-14

Vo, Anh T. N. (Department: 2861)

Incremental printing of symbolic information

Ink jet

Fluid or fluid source handling means

Reexamination Certificate

active

06905197

ABSTRACT:
An ink supply device is provided in correspondence with a recording head unit. The recording head unit has a recording head that ejects ink drops onto a recording medium on the basis of image information. Additionally the recording head unit has a sub ink tank provided with an air communication hole. The ink supply device includes an ink supply unit that supplies ink to the sub ink tank by reducing pressure on the inside of the sub ink tank through a pressure reduction part. A sealing part at least implements sealing of the air communication hole while the ink supply unit is reducing the pressure inside the sub ink tank.

REFERENCES:
patent: 6048055 (2000-04-01), Hakkaku
patent: 6390611 (2002-05-01), Kobayashi et al.
patent: 6520630 (2003-02-01), Oda et al.
patent: 6612689 (2003-09-01), Suenaga et al.
patent: 6726313 (2004-04-01), Oda et al.

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