发明授权
US07850288B2 Ink jet recording head having piezoelectric element and electrode patterned with same shape and without pattern shift therebetween
有权
具有压电元件的喷墨记录头和具有相同形状并且在其间没有图形移位的图案的电极
- 专利标题： Ink jet recording head having piezoelectric element and electrode patterned with same shape and without pattern shift therebetween
- 专利标题（中）： 具有压电元件的喷墨记录头和具有相同形状并且在其间没有图形移位的图案的电极
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申请号： US11585247申请日： 2006-10-24
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公开(公告)号： US07850288B2公开(公告)日： 2010-12-14
- 发明人: Tsutomu Hashizume , Tetsushi Takahashi
- 申请人： Tsutomu Hashizume , Tetsushi Takahashi
- 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： JP8-12113 19960126; JP8-35255 19960222; JP9-8075 19970120
- 主分类号： B41J2/045
- IPC分类号： B41J2/045
摘要：
An ink jet recording head comprising: a nozzle orifice for jetting ink; an ink chamber communicating with the nozzle; a diaphragm for pressurizing ink in the ink chamber; a piezoelectric thin film on the diaphragm; and an electrode for the piezoelectric thin film wherein the piezoelectric thin film and the electrode are patterned to the same shape.