发明名称 Methods and apparatuses for use in inkjet pens
摘要 Methods and apparatuses are provided for use in inkjet pens. One method includes, during an initial stage of pen life, drawing ink from an ink reservoir through a standpipe, and, during an extended stage of pen life, allowing external air to enter into the standpipe through a standpipe bubbler and drawing ink from within the standpipe but not the ink reservoir.
申请公布号 US7380926(B2) 申请公布日期 2008.06.03
申请号 US20050111127 申请日期 2005.04.20
申请人 STUDER ANTHONY D;ALMEN KEVIN D;HAGEN DAVID M 发明人 STUDER ANTHONY D.;ALMEN KEVIN D.;HAGEN DAVID M.
分类号 B41J2/175 主分类号 B41J2/175
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