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Priority to JP16363581ApriorityCriticalpatent/JPS5863454A/ja
Priority to US06/424,409prioritypatent/US4559543A/en
Publication of JPS5863454ApublicationCriticalpatent/JPS5863454A/ja
Priority to US07/366,276prioritypatent/US5091737A/en
Publication of JPH0438589B2publicationCriticalpatent/JPH0438589B2/ja
Ink jet recording head assembly having an urging member for contacting components thereof, the urging member having an ink supply mechanism, and ink jet head cartridge and ink jet apparatus having the same