JPS6355563U - - Google Patents

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Publication number
JPS6355563U
JPS6355563U JP1986149640U JP14964086U JPS6355563U JP S6355563 U JPS6355563 U JP S6355563U JP 1986149640 U JP1986149640 U JP 1986149640U JP 14964086 U JP14964086 U JP 14964086U JP S6355563 U JPS6355563 U JP S6355563U
Authority
JP
Japan
Prior art keywords
piezoelectric element
transistor
control circuit
drive control
voltage
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
JP1986149640U
Other languages
English (en)
Other versions
JPH079395Y2 (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 JP1986149640U priority Critical patent/JPH079395Y2/ja
Publication of JPS6355563U publication Critical patent/JPS6355563U/ja
Application granted granted Critical
Publication of JPH079395Y2 publication Critical patent/JPH079395Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Spectrometry And Color Measurement (AREA)

Description

【図面の簡単な説明】
第１図は、この考案の一実施例を示す圧電素子
の駆動制御回路の主要部の回路図、第２図ないし
第４図は、従来の圧電素子の駆動制御回路の主要
部の回路図である。 Ｑ１，Ｑ２：トランジスタ、Ａ１：演算増幅器
、Ｃ２：コンパレータ、Ｒ１，Ｒ２，Ｒ３，Ｒ４
：分圧抵抗、Ｔ１：ポテンシヨメータ。

Claims (1)

  1. 【実用新案登録請求の範囲】 演算増幅器と、演算増幅器により制御されるト
    ランジスタにより入力電圧を増幅し、これにより
    圧電素子への印加電圧を得る圧電素子の駆動制御
    回路において、 前記印加電圧と可変基準電圧とを比較し、印加
    電圧が可変基準電圧よりも高いときに出力信号が
    反転するコンパレータを備え、このコンパレータ
    の出力端子を前記トランジスタのエミツタに接続
    し、前記出力信号の反転時にこのトランジスタの
    ベース―エミツタ電流の流れを制限するようにし
    たことを特徴とする圧電素子の駆動制御回路。
JP1986149640U 1986-09-29 1986-09-29 圧電素子の駆動制御回路 Expired - Lifetime JPH079395Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986149640U JPH079395Y2 (ja) 1986-09-29 1986-09-29 圧電素子の駆動制御回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986149640U JPH079395Y2 (ja) 1986-09-29 1986-09-29 圧電素子の駆動制御回路

Publications (2)

Publication Number Publication Date
JPS6355563U true JPS6355563U (ja) 1988-04-14
JPH079395Y2 JPH079395Y2 (ja) 1995-03-06

Family

ID=31065040

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986149640U Expired - Lifetime JPH079395Y2 (ja) 1986-09-29 1986-09-29 圧電素子の駆動制御回路

Country Status (1)

Country Link
JP (1) JPH079395Y2 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7311610B2 (en) * 2002-02-20 2007-12-25 Bld Oriental Co., Ltd. Play facility

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5632207U (ja) * 1979-08-17 1981-03-30
JPS6155980A (ja) * 1984-08-27 1986-03-20 Canon Inc 電源装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5632207U (ja) * 1979-08-17 1981-03-30
JPS6155980A (ja) * 1984-08-27 1986-03-20 Canon Inc 電源装置

Also Published As

Publication number Publication date
JPH079395Y2 (ja) 1995-03-06

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