Invention Grant
US07934821B2 Ink cartridges and ink supply systems 有权
墨盒和墨水供应系统

Ink cartridges and ink supply systems
Abstract:
An ink cartridge includes an ink storing portion configured to store ink therein and a particular wall defining a portion of the ink storing portion. The particular wall has a particular passage formed therethrough. The ink cartridge also includes a pipe extending from an interior of the ink storing portion to an exterior of the ink storing portion via the particular passage. The pipe has an inner passage formed therethrough, and the inner passage is configured to transmit ink from the interior of the ink storing portion to the exterior of the ink storing portion.
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