| 摘要 |
An ink-feeding device for ink-jet printing apparatus comprises an ink-containing tank ( 2 ) and at least one print head ( 7 ) connected to the tank ( 2 ). The device further comprises a metering device ( 3 ) interposed between the tank ( 2 ) and the print head ( 7 ) and provided with an inner space ( 10 ) having a planar major extension to keep the pressure of the ink feeding the print head ( 7 ) substantially constant and to improve the print quality.
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