发明授权
US07251996B2 Liquid detecting piezoelectric device, liquid container and mounting module member
有权
液体检测压电装置，液体容器和安装模块构件
- 专利标题： Liquid detecting piezoelectric device, liquid container and mounting module member
- 专利标题（中）： 液体检测压电装置，液体容器和安装模块构件
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申请号： US10794393申请日： 2004-03-08
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公开(公告)号： US07251996B2公开(公告)日： 2007-08-07
- 发明人: Minoru Usui , Kenji Tsukada , Munehide Kanaya
- 申请人： Minoru Usui , Kenji Tsukada , Munehide Kanaya
- 申请人地址： JP Tokyo
- 专利权人： Seiko Epson Corporation
- 当前专利权人： Seiko Epson Corporation
- 当前专利权人地址： JP Tokyo
- 代理机构： Sughrue Mion, PLLC
- 优先权： JP11-139683 19990520; JP11-147538 19990527; JP11-256522 19990910
- 主分类号： G01F23/00
- IPC分类号： G01F23/00
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.
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