发明名称 Ink cartridge
摘要 An ink cartridge is provided with a housing defining a body of the cartridge, an ink reservoir accommodated in the housing, an opening formed on the housing. The opening communicates with the ink reservoir through a fluid path. The cartridge further includes a stop to be tightly fitted in the opening. The stop has an elasticity, and is configured such that a hollow needle can be penetrated therethrough. A hole formed on the stop by penetration of the hollow needle is closed by the elasticity of the stop after removal of the same. A valve structure is provided to a part of the stop, the valve structure selectively opens and closes the communication between the opening and the ink reservoir through the fluid path.
申请公布号 US6802601(B2) 申请公布日期 2004.10.12
申请号 US20020256067 申请日期 2002.09.27
申请人 发明人
分类号 B41J2/175;(IPC1-7):M41J2/175 主分类号 B41J2/175
代理机构 代理人
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