Ink cartridge

Details Ink cartridge Ink cartridge

2007-06-05

2007-06-05

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

Incremental printing of symbolic information

Ink jet

Fluid or fluid source handling means

Reexamination Certificate

active

10255646

ABSTRACT:
An ink cartridge includes an ink-holding portion and a rigid upper surface. The ink-holding portion includes a rigid indented surface portion and a flexible film. The indented surface portion has an open side at one side thereof that is covered by the flexible film. Ink is accommodated between the indented surface portion and the flexible film. The upper surface is positioned opposite from the indented surface portion with respect to the flexible film. The upper surface is formed with a substantial semispherical shape that bulges in a direction away from the indented surface portion.

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