JPH0434018U - - Google Patents

Info

Publication number
JPH0434018U
JPH0434018U JP7603490U JP7603490U JPH0434018U JP H0434018 U JPH0434018 U JP H0434018U JP 7603490 U JP7603490 U JP 7603490U JP 7603490 U JP7603490 U JP 7603490U JP H0434018 U JPH0434018 U JP H0434018U
Authority
JP
Japan
Prior art keywords
resonator
crystal resonator
external
piezoelectric resonator
external plates
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP7603490U
Other languages
English (en)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP7603490U priority Critical patent/JPH0434018U/ja
Publication of JPH0434018U publication Critical patent/JPH0434018U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)

Description

【図面の簡単な説明】
第1図は本考案の圧電共振器の一実施例を示す
断面構成図、第2図は第1図の中心部分の拡大図
、第3図は本考案の圧電共振器の第2の実施例を
示す断面構成図、第4図は第3図に用いる外部プ
レートの加工工程図、第5図は本考案の圧電共振
器の第3の実施例を示す断面構成図、第6図は従
来例である。 1……水晶振動子、4,5……外部プレート、
13……振動部、14,42,52……支持部、
41,51……薄膜電極。

Claims (1)

    【実用新案登録請求の範囲】
  1. 水晶振動子の振動部と外部プレートに形成され
    た電極部とが対向するように前記水晶振動子を前
    記2つの外部プレートで両側から挟んで構成した
    圧電共振器において、前記2つの外部プレートに
    形成された電極部の間隔を前記水晶振動子の中心
    部では狭く、又、端部では広くなるように前記外
    部プレートを形成させたことを特徴とする圧電共
    振器。
JP7603490U 1990-07-17 1990-07-17 Pending JPH0434018U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7603490U JPH0434018U (ja) 1990-07-17 1990-07-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7603490U JPH0434018U (ja) 1990-07-17 1990-07-17

Publications (1)

Publication Number Publication Date
JPH0434018U true JPH0434018U (ja) 1992-03-19

Family

ID=31617139

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7603490U Pending JPH0434018U (ja) 1990-07-17 1990-07-17

Country Status (1)

Country Link
JP (1) JPH0434018U (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006186748A (ja) * 2004-12-28 2006-07-13 Daishinku Corp 圧電振動デバイス
JP2016163090A (ja) * 2015-02-27 2016-09-05 京セラクリスタルデバイス株式会社 圧電デバイス及び圧電デバイスの製造方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5159290A (ja) * 1974-11-20 1976-05-24 Seiko Instr & Electronics Atsumisuberishindoshino shijisochi
JPS52123888A (en) * 1976-04-12 1977-10-18 Matsushima Kogyo Kk Thickness slip quartz oscillator

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5159290A (ja) * 1974-11-20 1976-05-24 Seiko Instr & Electronics Atsumisuberishindoshino shijisochi
JPS52123888A (en) * 1976-04-12 1977-10-18 Matsushima Kogyo Kk Thickness slip quartz oscillator

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006186748A (ja) * 2004-12-28 2006-07-13 Daishinku Corp 圧電振動デバイス
JP2016163090A (ja) * 2015-02-27 2016-09-05 京セラクリスタルデバイス株式会社 圧電デバイス及び圧電デバイスの製造方法

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