INK JET RECORDING HEAD AND INK JET RECORDING APPARATUS HAVING SAME

摘要

An ink jet apparatus includes an ink jet recording head having a housing, an ink container (1) in the housing for containing ink, ejection outlets for ejecting the ink supplied from the ink container (1), energy generating means for generating energy contributable to the ejection of the ink through the ejection outlets, the housing being provided with a cavity, the ink jet recording head further comprising electric contacts (6) for supplying the energy, the contacts (6) being provided on a wall defining the cavity; a carriage (15) on which the ink jet recording head is mounted, the carriage (15) being provided with a contact member having electric contacts (6) for electric coupling with the aforementioned contacts (6), the ink jet recording head being mounted on the carriage (15) with the contact member being in the cavity; wherein the housing being provided with a window (7) extending from a cavity to permit observation of the contact member.