| 摘要 |
An ink container for supplying ink out of a main body thereof through an ink supply port, the container includes an ink retaining material for retaining the ink in the main body of the container; pressure adjusting means for adjusting a pressure in the main body; and a valve member disposed in the ink supply port; the valve including a substantially non-elastic plug member for plugging the ink supply port and an elastic member for urging the substantially non-elastic member toward the ink supply port.
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