JPS62144581U - - Google Patents

Info

Publication number
JPS62144581U
JPS62144581U JP1986032478U JP3247886U JPS62144581U JP S62144581 U JPS62144581 U JP S62144581U JP 1986032478 U JP1986032478 U JP 1986032478U JP 3247886 U JP3247886 U JP 3247886U JP S62144581 U JPS62144581 U JP S62144581U
Authority
JP
Japan
Prior art keywords
resistor
drive transistor
diode
meter
parallel
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
JP1986032478U
Other languages
English (en)
Other versions
JPH0520472Y2 (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 JP1986032478U priority Critical patent/JPH0520472Y2/ja
Publication of JPS62144581U publication Critical patent/JPS62144581U/ja
Application granted granted Critical
Publication of JPH0520472Y2 publication Critical patent/JPH0520472Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例を示した電気回路図
、第2図および第3図は動作説明のための波形図
、第4図は従来の回路構成の一例を示した電気回
路図である。 Tr,Tr……駆動トランジスタ、L
……コイル、D,D……ダイオード、P
……振動子、C,C……コンデンサ、R
…抵抗、M……メータ、D……ダイオード。

Claims (1)

    【実用新案登録請求の範囲】
  1. 駆動トランジスタにコイルおよびダイオードを
    直列に接続し、上記駆動トランジスタの出力側に
    振動子を接続し、容量素子と抵抗とからなる直列
    回路を上記駆動トランジスタに並列に接続し、上
    記抵抗に並列にメータを接続するとともに上記容
    量素子および上記抵抗の接続端と上記メータとの
    間に逆方向にダイオードを接続したことを特徴と
    する振動子の同調表示装置。
JP1986032478U 1986-03-06 1986-03-06 Expired - Lifetime JPH0520472Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986032478U JPH0520472Y2 (ja) 1986-03-06 1986-03-06

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986032478U JPH0520472Y2 (ja) 1986-03-06 1986-03-06

Publications (2)

Publication Number Publication Date
JPS62144581U true JPS62144581U (ja) 1987-09-11
JPH0520472Y2 JPH0520472Y2 (ja) 1993-05-27

Family

ID=30839189

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986032478U Expired - Lifetime JPH0520472Y2 (ja) 1986-03-06 1986-03-06

Country Status (1)

Country Link
JP (1) JPH0520472Y2 (ja)

Also Published As

Publication number Publication date
JPH0520472Y2 (ja) 1993-05-27

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