发明名称 |
INK JET HEAD |
摘要 |
PROBLEM TO BE SOLVED: To provide a structure for preventing an ink from entering an electronic activating section in relation to an on-demand type multi-nozzle ink jet head using a piezoelectric element and having a plurality of nozzles integrated in high density. SOLUTION: A part contacting the piezoelectric element is filled with a low elastic polymer resin and a part contacting the external section is covered with a high elastic polymer resin so that two kinds of polymer resins having the different elasticities are used.
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申请公布号 |
JP2002316413(A) |
申请公布日期 |
2002.10.29 |
申请号 |
JP20010121944 |
申请日期 |
2001.04.20 |
申请人 |
HITACHI KOKI CO LTD |
发明人 |
TAKANO YASUO;KONDO NORIMASA;WATANABE KEIJI;NISHIMURA HIROSHI |
分类号 |
B41J2/045;B41J2/055;B41J2/16;(IPC1-7):B41J2/045 |
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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