JPH0212607U - - Google Patents

Info

Publication number
JPH0212607U
JPH0212607U JP3082488U JP3082488U JPH0212607U JP H0212607 U JPH0212607 U JP H0212607U JP 3082488 U JP3082488 U JP 3082488U JP 3082488 U JP3082488 U JP 3082488U JP H0212607 U JPH0212607 U JP H0212607U
Authority
JP
Japan
Prior art keywords
voltage
primary side
coil
power supply
side power
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
JP3082488U
Other languages
Japanese (ja)
Other versions
JP2526597Y2 (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 JP1988030824U priority Critical patent/JP2526597Y2/en
Publication of JPH0212607U publication Critical patent/JPH0212607U/ja
Application granted granted Critical
Publication of JP2526597Y2 publication Critical patent/JP2526597Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)

Description

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

第１図は本考案に係る差動変圧器型変位検出器
の一次側電源回路の全体構成を示すブロツク図、
第２図はフイードバツク回路の詳細を示す図、第
３図は電圧調整器の他の実施例を示す図である。 １０……差動変圧器、１２……一次側コイル、
１４……発振器、２０……二次側コイル、２４…
…フイードバツク回路、３０……基準電圧発生回
路、３２……差動増幅回路、３４……電圧調整器
、４０……コア。 FIG. 1 is a block diagram showing the overall configuration of the primary side power supply circuit of the differential transformer type displacement detector according to the present invention.
FIG. 2 is a diagram showing details of the feedback circuit, and FIG. 3 is a diagram showing another embodiment of the voltage regulator. 10...Differential transformer, 12...Primary coil,
14... Oscillator, 20... Secondary coil, 24...
...Feedback circuit, 30...Reference voltage generation circuit, 32...Differential amplifier circuit, 34...Voltage regulator, 40...Core.

Claims (1)

【実用新案登録請求の範囲】 一次側コイルに交流電圧を供給し、一次側コイ
ルと二次側コイルとの間に配置されたコアの変位
を二次側コイルの出力電圧の変化として検出する
差動変圧器型変位検出器の一次側電源回路におい
て、 一次側コイルに供給される交流電圧を取り出し
て整流し、該整流後の電圧を基準電圧と比較する
差動増幅回路を含み、前記交流電圧の変動を検出
してその変動量に応じた補正を行うフイードバツ
ク回路を備えたことを特徴とする差動変圧器型変
位検出器の一次側電源回路。[Claims for Utility Model Registration] A difference in which alternating current voltage is supplied to the primary coil and displacement of the core placed between the primary coil and the secondary coil is detected as a change in the output voltage of the secondary coil. The primary side power supply circuit of the dynamic transformer type displacement detector includes a differential amplifier circuit that extracts and rectifies the AC voltage supplied to the primary side coil, and compares the rectified voltage with a reference voltage. What is claimed is: 1. A primary side power supply circuit for a differential transformer type displacement detector, characterized in that the primary side power supply circuit for a differential transformer type displacement detector is equipped with a feedback circuit that detects fluctuations in the voltage and performs correction according to the amount of fluctuations.
JP1988030824U 1988-03-07 1988-03-07 Differential transformer type displacement detector Expired - Lifetime JP2526597Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988030824U JP2526597Y2 (en) 1988-03-07 1988-03-07 Differential transformer type displacement detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988030824U JP2526597Y2 (en) 1988-03-07 1988-03-07 Differential transformer type displacement detector

Publications (2)

Publication Number Publication Date
JPH0212607U true JPH0212607U (en) 1990-01-26
JP2526597Y2 JP2526597Y2 (en) 1997-02-19

Family

ID=31256222

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988030824U Expired - Lifetime JP2526597Y2 (en) 1988-03-07 1988-03-07 Differential transformer type displacement detector

Country Status (1)

Country Link
JP (1) JP2526597Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012041856A (en) * 2010-08-18 2012-03-01 Denso Corp Fuel injection control device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6018701A (en) * 1983-07-13 1985-01-30 Anritsu Corp Displacement measuring device

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6018701A (en) * 1983-07-13 1985-01-30 Anritsu Corp Displacement measuring device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012041856A (en) * 2010-08-18 2012-03-01 Denso Corp Fuel injection control device

Also Published As

Publication number Publication date
JP2526597Y2 (en) 1997-02-19

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