发明名称 |
Ink jet head |
摘要 |
Disclosed is an ink jet recording apparatus and an ink jet head which ejects an ink droplet from an ink chamber via an orifice in response to transformation of a piezoelectric member. The ink jet head has a non-piezoelectric member having a groove; a film provided on the non-piezoelectric member to cover the groove, a space formed between the groove and the film being used as the ink chamber; and a piezoelectric member provided on the film corresponding to the ink room. The piezoelectric member has a plurality of surfaces one of which is fixedly connected with the film corresponding to the ink room and other of which are facing to air.
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申请公布号 |
US5874975(A) |
申请公布日期 |
1999.02.23 |
申请号 |
US19960611937 |
申请日期 |
1996.03.06 |
申请人 |
MINOLTA CO., LTD. |
发明人 |
HOTOMI, HIDEO;MASAKI, KENJI;HIGASHINO, KUSUNOKI |
分类号 |
B41J2/175;B41J2/045;B41J2/055;B41J2/14;(IPC1-7):B41J2/14 |
主分类号 |
B41J2/175 |
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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