发明授权
US08040024B2 Piezoceramic material, piezoelectric element and non-resonance knock sensor
有权
压电陶瓷材料,压电元件和非共振爆震传感器
- 专利标题: Piezoceramic material, piezoelectric element and non-resonance knock sensor
- 专利标题(中): 压电陶瓷材料,压电元件和非共振爆震传感器
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申请号: US12397956申请日: 2009-03-04
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公开(公告)号: US08040024B2公开(公告)日: 2011-10-18
- 发明人: Masato Yamazaki , Hideaki Hiramitsu , Manabu Horiguchi , Yukihiro Hamaguchi , Katsuya Yamagiwa , Takeshi Mitsuoka , Kazushige Ohbayashi , Ryotaro Tawara , Tomohiro Hirata
- 申请人: Masato Yamazaki , Hideaki Hiramitsu , Manabu Horiguchi , Yukihiro Hamaguchi , Katsuya Yamagiwa , Takeshi Mitsuoka , Kazushige Ohbayashi , Ryotaro Tawara , Tomohiro Hirata
- 申请人地址: JP Aichi
- 专利权人: NGK Spark Plug Co., Ltd.
- 当前专利权人: NGK Spark Plug Co., Ltd.
- 当前专利权人地址: JP Aichi
- 代理机构: Sughrue Mion, PLLC
- 优先权: JP2008-054433 20080305; JP2008-185029 20080716; JP2008-317858 20081215
- 主分类号: H01L41/187
- IPC分类号: H01L41/187
摘要:
A piezoceramic material according to an embodiment of the present invention has a composition represented by Pbm{Zr1-x-y-zTixSny(Sb1-nNbn)z}O3 where 1.000≦m≦1.075, 0.470≦x
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