Ink jet cartridge

Details Ink jet cartridge Ink jet cartridge

2005-11-22

2005-11-22

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

Incremental printing of symbolic information

Ink jet

Fluid or fluid source handling means

C347S087000

Reexamination Certificate

active

06966637

ABSTRACT:
An ink jet cartridge includes an ink jet recording head; an ink container for containing ink to be supplied to the recording head; an ink supply source connecting portion which is provided in the ink container and which is connectable with an ink supply source to permit filling of the ink into the ink container; a pressure reduction source connecting portion connectable with a pressure reduction source for reducing pressure in the ink container to permit filling of the ink; an absorbing material provided in the ink container, the absorbing material is capable of retaining the ink and functioning as a negative pressure source for the recording head; a gas-liquid separating member which is disposed between the absorbing material and the pressure reduction source connecting portion and which has a gas permeability and liquid penetration resisting property; and supporting members, disposed at respective sides of the gas-liquid separating member, for supporting the gas-liquid separating member.

REFERENCES:
patent: 6474797 (2002-11-01), Kurata et al.
patent: 6612683 (2003-09-01), Takahashi et al.
patent: 6637872 (2003-10-01), Ara et al.

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