| 摘要 |
A method of manufacturing an ink jet cartridge comprising, forming a porous core in the shape of a flow passage; placing the porous core in an ink jet cartridge mold; and injecting a molten material around the porous core. An ink jet cartridge for an ink jet printer having a porous core in the shape of a flow passage; an ink jet cartridge body formed by injecting a molten material around the porous core, wherein the ink jet cartridge body comprises a chamber configured to contain ink, and further wherein the porous core is in fluid communication with the ink in the chamber; and a printhead provided on the ink jet cartridge body and including ink ejection nozzles and ink ejectors, wherein the ink ejection nozzles are in fluid communication with the porous core.
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