Invention Grant
US08746853B2 Piezoelectric element, liquid ejecting head, liquid ejecting apparatus
有权
压电元件，液体喷射头，液体喷射装置
- Patent Title: Piezoelectric element, liquid ejecting head, liquid ejecting apparatus
- Patent Title (中): 压电元件，液体喷射头，液体喷射装置
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Application No.: US13338055Application Date: 2011-12-27
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Publication No.: US08746853B2Publication Date: 2014-06-10
- Inventor: Hiromu Miyazawa , Hiroaki Tamura
- Applicant: Hiromu Miyazawa , Hiroaki Tamura
- Applicant Address: JP Tokyo
- Assignee: Seiko Epson Corporation
- Current Assignee: Seiko Epson Corporation
- Current Assignee Address: JP Tokyo
- Agency: Workman Nydegger
- Priority: JP2010-294297 20101228
- Main IPC: B41J2/045
- IPC: B41J2/045
Abstract:
A piezoelectric element comprises a piezoelectric layer and an electrode provided to the piezoelectric layer. The piezoelectric layer has a Perovskite-type structure containing bismuth and iron, and includes nitrogen in an oxygen site of the Perovskite-type structure.
Public/Granted literature
- US20120162321A1 PIEZOELECTRIC ELEMENT, LIQUID EJECTING HEAD, LIQUID EJECTING APPARATUS Public/Granted day:2012-06-28
Information query
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