发明名称 Liquid detecting piezoelectric device, liquid container and mounting module member
摘要 A liquid detection device attached on a liquid container for detecting a liquid consumption status of the liquid contained in the liquid container, the liquid detection device including a vibrating section symmetrical about a center thereof, and at least one electrode electrically connecting with said vibrating section.
申请公布号 US2002170353(A1) 申请公布日期 2002.11.21
申请号 US20020191423 申请日期 2002.07.10
申请人 SEIKO EPSON CORPORATION 发明人 USUI MINORU;TSUKADA KENJI;KANAYA MUNEHIDE
分类号 B41J2/17;B41J2/175;B65D25/56;B65D81/24;B65D85/00;G01F23/22;G01F23/296;(IPC1-7):G01F23/00 主分类号 B41J2/17
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