| 摘要 |
PROBLEM TO BE SOLVED: To provide an ink holder which can optionally change pare density and can be set easily in an ink cartridge. SOLUTION: An ink holder is set in the cartridge case of an ink cartridge for supplying ink to an ink-jet printer, holds ink in a great number of pores, is equipped with an upper end part 11a of a rough pore part with low pore density and a lower end middle part 11b of a dense pore part with high pore density, and has volume almost equal to the inner volume of the cartridge case. |
