- 专利标题： Liquid ejection head, liquid ejection apparatus, and manufacturing method
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申请号： US15388792申请日： 2016-12-22
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公开(公告)号： US10022979B2公开(公告)日： 2018-07-17
- 发明人: Shingo Okushima , Takatsuna Aoki , Seiichiro Karita , Noriyasu Nagai , Tamaki Sato , Tetsushi Ishikawa , Yasuaki Tominaga , Manabu Otsuka , Shuzo Iwanaga , Tatsurou Mori , Kazuhiro Yamada , Akira Yamamoto , Zentaro Tamenaga , Akio Saito
- 申请人： CANON KABUSHIKI KAISHA
- 申请人地址： JP Tokyo
- 专利权人： Canon Kabushiki Kaisha
- 当前专利权人： Canon Kabushiki Kaisha
- 当前专利权人地址： JP Tokyo
- 代理机构： Fitzpatrick, Cella, Harper & Scinto
- 优先权： JP2016-003077 20160108; JP2016-239697 20161209
- 主分类号： B41J2/185
- IPC分类号： B41J2/185
摘要：
A liquid ejection head capable of suppressing a change in pressure of a pressure chamber, a liquid ejection apparatus, and a manufacturing method are provided. For that reason, a lid member is formed on a wafer-shaped element board and the element board is cut into chips to manufacture a print element board.
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