JPS60194358U - piezoelectric unit - Google Patents

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は従来の圧電ユニットの側部部分断面図、第２図
は本考案−実施例の側部部分断面図、第３図は第２図の
Ｘ−Ｘ断面図。 ２１：フラットケーブル、２２：導電板、２２ａ：中間
電極、２３：絶縁フィルム、２４：ユニットケース、２
５，２５’：圧電素子、２６：当て金具、２７：受は金
具。1 is a side partial sectional view of a conventional piezoelectric unit, FIG. 2 is a side partial sectional view of an embodiment of the present invention, and FIG. 3 is a sectional view taken along line XX in FIG. 21: Flat cable, 22: Conductive plate, 22a: Intermediate electrode, 23: Insulating film, 24: Unit case, 2
5, 25': piezoelectric element, 26: metal fitting, 27: receiver is metal fitting.

Claims (1)

【実用新案登録請求の範囲】 両端開口した筒状のユニットケース２４内に中間電極２
２ａを介して同軸上に一対の圧電素子２５．２５’を配
し、この圧電素子２５の先端部には当て金具２６が、こ
の圧電素子２５′には受は金具２７が当接したものにお
いて、 前記中間電極２２ａとしてフラットケーブル２１の先端
部露出した導電板２２を用い、しかも出力用リード線と
して、前□記フラットケーブル２１の導電板２２を用い
てなる圧電ユニット。[Claims for Utility Model Registration] An intermediate electrode 2 is placed inside a cylindrical unit case 24 that is open at both ends.
A pair of piezoelectric elements 25 and 25' are arranged on the same axis via 2a, a metal fitting 26 is placed at the tip of this piezoelectric element 25, and a metal fitting 27 is placed in contact with this piezoelectric element 25'. , A piezoelectric unit that uses the conductive plate 22 of the flat cable 21 whose tip is exposed as the intermediate electrode 22a, and further uses the conductive plate 22 of the flat cable 21 described above as the output lead wire.