JPH0377529U - - Google Patents

Info

Publication number
JPH0377529U
JPH0377529U JP12199690U JP12199690U JPH0377529U JP H0377529 U JPH0377529 U JP H0377529U JP 12199690 U JP12199690 U JP 12199690U JP 12199690 U JP12199690 U JP 12199690U JP H0377529 U JPH0377529 U JP H0377529U
Authority
JP
Japan
Prior art keywords
piezoelectric
substrate
land
protruded
piezoelectric substrate
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.)
Granted
Application number
JP12199690U
Other languages
English (en)
Other versions
JPH0432817Y2 (ja
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 JP1990121996U priority Critical patent/JPH0432817Y2/ja
Publication of JPH0377529U publication Critical patent/JPH0377529U/ja
Application granted granted Critical
Publication of JPH0432817Y2 publication Critical patent/JPH0432817Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)

Description

【図面の簡単な説明】
第１図ａは本考案に係る圧電デバイス保持器の
ベース断面図を示す図、同図ｂはその平面図、第
２図は従来の圧電デバイスのベースへの接着要領
を示す断面図、第３図はベースに封止蓋を圧接す
る際ベースに加わる力とそれによるベースの変形
を説明するための模式図である。 １……圧電基板（圧電振動デバイス）、２……
保持器（ベース）、３……基板支持面、７……ラ
ンド、８……圧電振動デバイス基板周縁支持突起
。

Claims (1)

    【実用新案登録請求の範囲】
  1. 圧電基板の一表面に形成したインタデイジタル
    ・トランスジユーサ電極によつて前記圧電基板表
    面或はバルク内に励起する波動を利用する圧電振
    動デバイス基板の電極が形成されない面を接着固
    定する保持器の基板支持面に於いて、該支持面の
    前記圧電振動デバイスの共振周波数を決定する電
    極のほぼ中央部に相当する部分が当接する位置に
    微小面積のランドを突出せしめると供に前記圧電
    基板の周縁部が当接する適所に該周縁部を非接着
    状態で支持する突起を所要数設けたことを特徴と
    する圧電デバイス保持器の構造。
JP1990121996U 1990-11-21 1990-11-21 Expired JPH0432817Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990121996U JPH0432817Y2 (ja) 1990-11-21 1990-11-21

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990121996U JPH0432817Y2 (ja) 1990-11-21 1990-11-21

Publications (2)

Publication Number Publication Date
JPH0377529U true JPH0377529U (ja) 1991-08-05
JPH0432817Y2 JPH0432817Y2 (ja) 1992-08-06

Family

ID=31670018

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990121996U Expired JPH0432817Y2 (ja) 1990-11-21 1990-11-21

Country Status (1)

Country Link
JP (1) JPH0432817Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100821193B1 (ko) * 2005-01-22 2008-04-10 권승기 벽체 취부형 승강 침대 장치

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5619925U (ja) * 1979-07-25 1981-02-21

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5258899A (en) * 1975-11-11 1977-05-14 Matsushita Electric Ind Co Ltd Production of dielectric thin film

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5619925U (ja) * 1979-07-25 1981-02-21

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100821193B1 (ko) * 2005-01-22 2008-04-10 권승기 벽체 취부형 승강 침대 장치

Also Published As

Publication number Publication date
JPH0432817Y2 (ja) 1992-08-06

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