JPS6327846U

JPS6327846U -

Info

Publication number: JPS6327846U
Application number: JP11947086U
Authority: JP
Priority date: 1986-08-05
Filing date: 1986-08-05
Publication date: 1988-02-24

Description

[Brief explanation of the drawing]

第１図はこの考案の第１実施例における圧力検
出器の軸方向断面図。第２図は第１図における圧
電素子の上面図。第３図は第１図における圧電素
子の側面図。第４図から第６図は夫々別の実施例
を示す図。第７図は第６図の実施例の圧電素子の
電極面の上面図。第８図、第９図は夫々別の実施
例を示す図。第１０図は第９図の実施例の電極面
の上面図。第１１図、第１２図は夫々別の実施例
を示す図。１０……本体、１２……ダイヤフラム、１４…
…圧電素子、１４ａ，１４ｂ……電極面、１８ａ
，１８ｂ……リード線、２２……ブツシユ。 FIG. 1 is an axial cross-sectional view of a pressure detector in a first embodiment of this invention. FIG. 2 is a top view of the piezoelectric element in FIG. 1. FIG. 3 is a side view of the piezoelectric element in FIG. 1. FIG. 4 to FIG. 6 are diagrams showing different embodiments. FIG. 7 is a top view of the electrode surface of the piezoelectric element of the embodiment shown in FIG. FIG. 8 and FIG. 9 are diagrams showing different embodiments, respectively. FIG. 10 is a top view of the electrode surface of the embodiment of FIG. 9. FIG. 11 and FIG. 12 are diagrams showing different embodiments, respectively. 10...Main body, 12...Diaphragm, 14...
... Piezoelectric element, 14a, 14b... Electrode surface, 18a
, 18b...Lead wire, 22...Butsuyu.

Claims

[Scope of utility model registration request]

A diaphragm as a pressure sensitive member is provided in the outer case, one end of the piezoelectric element is supported on the case side and the other end is supported on the diaphragm side, and the pressure from the diaphragm is transmitted to the piezoelectric element, and the longitudinal direction, which is the polarization plane of the piezoelectric element, is supported. A piezoelectric pressure detector characterized by having electrodes formed on opposing surfaces parallel to the .