发明名称 |
Ink jet recording head and ink jet printer with piezoelectric element |
摘要 |
A piezoelectric element includes a piezoelectric material film made of BiFeO<SUB>3</SUB>. The piezoelectric element can be used in an ink jet recording head which includes a cavity with a variable internal volume, wherein the internal volume of the cavity changes depending on deformation of the piezoelectric material film included in the piezoelectric element.
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申请公布号 |
US7216962(B2) |
申请公布日期 |
2007.05.15 |
申请号 |
US20040866721 |
申请日期 |
2004.06.15 |
申请人 |
SEIKO EPSON CORPORATION |
发明人 |
MIYAZAWA HIROMU;HIGUCHI TAKAMITSU;IWASHITA SETSUYA |
分类号 |
B41J2/045;B41J2/055;B41J2/14;H01L41/08;H01L41/09;H01L41/18;H01L41/22;H01L41/24;H02N2/00;H03H3/02;H03H3/08;H03H9/02;H03H9/05;H03H9/17;H03H9/25 |
主分类号 |
B41J2/045 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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