发明名称 Ink cartridge
摘要 An ink cartridge includes an ink chamber, an air introduction opening that introduces air inside the ink chamber, a first sealing member that is capable of blocking and allowing communication between the air introduction opening and an area outside of the ink cartridge, an ink supply opening that supplies ink from the ink chamber, a second sealing member that is capable of blocking and allowing communication between the ink supply opening and the area outside of the ink cartridge, and a check valve provided between the second sealing member and the ink chamber, wherein the check valve blocks a flow of the ink in the ink supply opening from the area outside of the ink supply opening toward the ink chamber.
申请公布号 US7278722(B2) 申请公布日期 2007.10.09
申请号 US20050052957 申请日期 2005.02.09
申请人 BROTHER KOGYO KABUSHIKI KAISHA 发明人 SASAKI TOYONORI;TAKAGI ATSUHIRO;HATTORI SHINGO;KANBE TOMOHIRO
分类号 B41J2/175 主分类号 B41J2/175
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