- 专利标题: Head chip, liquid jet head, and liquid jet recording device
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申请号: US17552686申请日: 2021-12-16
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公开(公告)号: US11760105B2公开(公告)日: 2023-09-19
- 发明人: Yuzuru Kubota
- 申请人: SII Printek Inc.
- 申请人地址: JP Chiba
- 专利权人: SII PRINTEK INC.
- 当前专利权人: SII PRINTEK INC.
- 当前专利权人地址: JP Chiba
- 代理机构: Crowell & Moring LLP
- 优先权: JP 20211236 2020.12.21
- 主分类号: B41J2/18
- IPC分类号: B41J2/18 ; B41J2/14
摘要:
There are provided a head chip, a liquid jet head, and a liquid jet recording device each capable of ensuring sufficient ejection pressure. The head chip according to an aspect of the present disclosure is provided with an actuator plate provided with first ejection channels and second ejection channels, and a feedback plate disposed on a lower end surface of the actuator plate. The first ejection channels are each surrounded by a pair of upstream drive walls opposed to each other in an X direction. The second ejection channels are each surrounded by a pair of downstream drive walls opposed to each other in the X direction.
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