JPH02121601U - - Google Patents

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Publication number
JPH02121601U
JPH02121601U JP2964489U JP2964489U JPH02121601U JP H02121601 U JPH02121601 U JP H02121601U JP 2964489 U JP2964489 U JP 2964489U JP 2964489 U JP2964489 U JP 2964489U JP H02121601 U JPH02121601 U JP H02121601U
Authority
JP
Japan
Prior art keywords
valve
amplifier
deviation
deviation signal
signal
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
JP2964489U
Other languages
English (en)
Other versions
JPH0724641Y2 (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 JP1989029644U priority Critical patent/JPH0724641Y2/ja
Publication of JPH02121601U publication Critical patent/JPH02121601U/ja
Application granted granted Critical
Publication of JPH0724641Y2 publication Critical patent/JPH0724641Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Description

【図面の簡単な説明】
第1図は本考案の1実施例の要部を示すブロツ
ク図、第2図は第1図に示すウインドコンパレー
タの動作を説明する特性図、第3図は第1図に示
す可変増幅器の動作を説明する特性図、第4図は
第1図に示す回路の特性を示す特性図、第5図は
本考案の第2の実施例を要部を示すブロツク図、
第6図は本考案の第3の実施例の要部を示すブロ
ツク図、第7図は従来の電空ポジシヨナの構成を
示すブロツク図である。 10……電流/電圧変換回路、11……変位/
電圧信号変換回路、12……増幅器、13……ア
クチユエータ、14……ノズルフラツパ機構、1
7……バルブ、18……電圧/空気圧変換回路、
20……偏差増幅器、21……可変増幅器、22
……ウインドコンパレータ、23……減算器、2
4……比較器、25……乗算器、26,27,2
8……コンパレータ、Vi……入力信号、Vf
,Vf……帰還信号、ε,ε……偏差信号
、V……出力電圧。

Claims (1)

    【実用新案登録請求の範囲】
  1. 電流入力とバルブの弁軸の位置に対応する帰還
    信号との偏差信号を増幅器で増幅して前記バルブ
    を駆動する電空ポジシヨナにおいて、前記増幅器
    の増幅度を前記偏差信号の偏差量に応じて自動的
    に可変する可変手段を具備することを特徴とする
    電空ポジシヨナ。
JP1989029644U 1989-03-15 1989-03-15 電空ポジショナ Expired - Lifetime JPH0724641Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989029644U JPH0724641Y2 (ja) 1989-03-15 1989-03-15 電空ポジショナ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989029644U JPH0724641Y2 (ja) 1989-03-15 1989-03-15 電空ポジショナ

Publications (2)

Publication Number Publication Date
JPH02121601U true JPH02121601U (ja) 1990-10-03
JPH0724641Y2 JPH0724641Y2 (ja) 1995-06-05

Family

ID=31254031

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989029644U Expired - Lifetime JPH0724641Y2 (ja) 1989-03-15 1989-03-15 電空ポジショナ

Country Status (1)

Country Link
JP (1) JPH0724641Y2 (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05172104A (ja) * 1991-12-25 1993-07-09 Kayaba Ind Co Ltd 比例電磁弁の制御装置
JPH05172105A (ja) * 1991-12-25 1993-07-09 Kayaba Ind Co Ltd 比例電磁弁の制御装置
JP2012112842A (ja) * 2010-11-25 2012-06-14 Chichibu Fuji Co Ltd 電流センサ

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5164190A (ja) * 1974-11-30 1976-06-03 Toyoda Chuo Kenkyusho Kk Ryutaiakuchueetanoseigyohoho oyobi sonosochi
JPS5786601A (en) * 1980-11-14 1982-05-29 Shoketsu Kinzoku Kogyo Co Ltd Actuator controlling apparatus
JPS5983803A (ja) * 1982-11-02 1984-05-15 Daikin Ind Ltd アクチユエ−タの変位制御機構
JPS6049102A (ja) * 1983-08-30 1985-03-18 Hitachi Constr Mach Co Ltd 電気−油圧サ−ボ機構
JPS6283503A (ja) * 1985-10-09 1987-04-17 Tokyo Keiki Co Ltd デイジタル弁クロ−ズドル−プ制御装置
JPS62199507U (ja) * 1986-06-10 1987-12-18

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5164190A (ja) * 1974-11-30 1976-06-03 Toyoda Chuo Kenkyusho Kk Ryutaiakuchueetanoseigyohoho oyobi sonosochi
JPS5786601A (en) * 1980-11-14 1982-05-29 Shoketsu Kinzoku Kogyo Co Ltd Actuator controlling apparatus
JPS5983803A (ja) * 1982-11-02 1984-05-15 Daikin Ind Ltd アクチユエ−タの変位制御機構
JPS6049102A (ja) * 1983-08-30 1985-03-18 Hitachi Constr Mach Co Ltd 電気−油圧サ−ボ機構
JPS6283503A (ja) * 1985-10-09 1987-04-17 Tokyo Keiki Co Ltd デイジタル弁クロ−ズドル−プ制御装置
JPS62199507U (ja) * 1986-06-10 1987-12-18

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05172104A (ja) * 1991-12-25 1993-07-09 Kayaba Ind Co Ltd 比例電磁弁の制御装置
JPH05172105A (ja) * 1991-12-25 1993-07-09 Kayaba Ind Co Ltd 比例電磁弁の制御装置
JP2012112842A (ja) * 2010-11-25 2012-06-14 Chichibu Fuji Co Ltd 電流センサ

Also Published As

Publication number Publication date
JPH0724641Y2 (ja) 1995-06-05

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term