发明名称 |
INK JET HEAD AND METHOD OF MANUFACTURING INK JET HEAD. |
摘要 |
<p>An ink jet head wherein a vibrating membrane (20) constituting a part of an ink chamber (22) is displaced by a piezo-electric transducer (1), pressure of ink in the ink chamber (22) is raised and ink drops are discharged through a nozzle opening (13a), is characterized in that said vibrating membrane (20) is constituted by thin film (20a) made of macromolecular resin and a rigid projection portion (20b) directly fixed to the thin film made of the macromolecular resin. <IMAGE></p> |
申请公布号 |
EP0616890(A1) |
申请公布日期 |
1994.09.28 |
申请号 |
EP19930913512 |
申请日期 |
1993.06.11 |
申请人 |
SEIKO EPSON CORPORATION |
发明人 |
MIURA, KAZUHIKO, SEIKO EPSON CORPORATION;NARITA, TOSHIO, SEIKO EPSON CORPORATION |
分类号 |
B41J2/16;(IPC1-7):B41J2/045 |
主分类号 |
B41J2/16 |
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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