Ink-supply connecting member and ink ejection system

摘要

An ink-supply connecting member for supplying ink from an ink cartridge formed with an ink-supply port to a print head formed with a plurality of jet nozzles, the ink-supply connecting member comprising: a connection manifold portion including: a small-diameter tubular portion connected to the print head and formed with an ink-supply channel for supplying ink to the jet nozzles of the print head and a large-diameter portion connected to the small-diameter portion and formed with an ink intake port in fluid communication with the ink-supply channel; and a seal member sealingly fitting into the small-diameter portion of the connection manifold portion and abutting the large-diameter portion.