Title:
積層型圧電素子及び、その製造方法
Document Type and Number:
Japanese Patent JP4569153
Kind Code:
B2
Abstract:
A stacked-type piezoelectric device comprising a ceramic stacked body constituted by alternately stacking ceramic layers and internal electrode layers one upon another, and a pair of external electrodes bonded respectively to a pair of bond surfaces formed on an outer peripheral surface of the ceramic stacked body, in which the ceramic stacked body has, at least partially in a peripheral direction, a groove portion recessed in a groove shape from its outer peripheral surface in such a fashion as to be adjacent to a stacking surface of each internal electrode layer, and a production method thereof.
Inventors:
Akio Iwase
Kadoya Shigeru
Kenji Suzuki
Kadoya Shigeru
Kenji Suzuki
Application Number:
JP2004119418A
Publication Date:
October 27, 2010
Filing Date:
April 14, 2004
Export Citation:
Assignee:
株式会社デンソー
International Classes:
F02M51/00; H01L41/083; F02M51/06; H01L41/187; H01L41/22; H01L41/273; H01L41/297; H01L41/339; H02N2/00
Domestic Patent References:
| JP2001210886A | ||||
| JP4291773A | ||||
| JP2003243738A | ||||
| JP2003174210A | ||||
| JP2003205511A |
Attorney, Agent or Firm:
Yoshiyasu Takahashi
Tamiwa Iwakura
Tamiwa Iwakura