JPH0283411U - - Google Patents

Info

Publication number
JPH0283411U
JPH0283411U JP16314688U JP16314688U JPH0283411U JP H0283411 U JPH0283411 U JP H0283411U JP 16314688 U JP16314688 U JP 16314688U JP 16314688 U JP16314688 U JP 16314688U JP H0283411 U JPH0283411 U JP H0283411U
Authority
JP
Japan
Prior art keywords
magnetoresistive element
magnetic
pair
magnetic flux
plates
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
JP16314688U
Other languages
Japanese (ja)
Other versions
JPH074504Y2 (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 JP16314688U priority Critical patent/JPH074504Y2/en
Publication of JPH0283411U publication Critical patent/JPH0283411U/ja
Application granted granted Critical
Publication of JPH074504Y2 publication Critical patent/JPH074504Y2/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図および第２図は本考案の原理図、第３図
は本考案の第１実施例の構成図、第４図は本考案
の第２実施例の構成図、第５図は一般的なダブル
リンクの説明図、第６図は従来の磁気センサの説
明図である。 図中、１，２は磁性板、３，４は永久磁石、５
は磁気抵抗素子、６はスライド軸、７は回転腕、
９はケース、１０，１１は螺旋溝である。 Figures 1 and 2 are diagrams of the principle of the invention, Figure 3 is a block diagram of the first embodiment of the invention, Figure 4 is a diagram of the second embodiment of the invention, and Figure 5 is a general diagram. FIG. 6 is an explanatory diagram of a conventional magnetic sensor. In the figure, 1 and 2 are magnetic plates, 3 and 4 are permanent magnets, and 5
is a magnetic resistance element, 6 is a slide shaft, 7 is a rotating arm,
9 is a case, and 10 and 11 are spiral grooves.

Claims (1)

【実用新案登録請求の範囲】 一対の磁性板１，２の両端に一対の永久磁石３
，４を逆極性で介在させ、該磁性板１，２の間に
発生する漏洩磁束の強さと向きを非接触で移動可
能な磁気抵抗素子５で検出する磁気センサにおい
て、 該磁気抵抗素子５が前記磁性板の中央部から両
端部に移動するにつれ、前記漏洩磁束の向きに対
すく磁気抵抗素子の投影形状の面積が小さくなる
よう前記磁気抵抗素子を制御する制御機構を設け
、両端部での感度を中央部より低くするようにし
てなることを特徴とする磁気センサ。[Claims for Utility Model Registration] A pair of permanent magnets 3 at both ends of a pair of magnetic plates 1 and 2
, 4 with opposite polarity, and detects the strength and direction of leakage magnetic flux generated between the magnetic plates 1 and 2 with a contactless movable magnetoresistive element 5, wherein the magnetoresistive element 5 is A control mechanism is provided to control the magnetoresistive element so that the area of the projected shape of the magnetoresistive element becomes smaller with respect to the direction of the leakage magnetic flux as it moves from the center to both ends of the magnetic plate. A magnetic sensor characterized in that the sensitivity is lower than the central part.
JP16314688U 1988-12-16 1988-12-16 Magnetic sensor Expired - Lifetime JPH074504Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16314688U JPH074504Y2 (en) 1988-12-16 1988-12-16 Magnetic sensor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16314688U JPH074504Y2 (en) 1988-12-16 1988-12-16 Magnetic sensor

Publications (2)

Publication Number Publication Date
JPH0283411U true JPH0283411U (en) 1990-06-28
JPH074504Y2 JPH074504Y2 (en) 1995-02-01

Family

ID=31447611

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16314688U Expired - Lifetime JPH074504Y2 (en) 1988-12-16 1988-12-16 Magnetic sensor

Country Status (1)

Country Link
JP (1) JPH074504Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103900451A (en) * 2012-12-27 2014-07-02 株式会社电装 Position detector

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103900451A (en) * 2012-12-27 2014-07-02 株式会社电装 Position detector
JP2014126548A (en) * 2012-12-27 2014-07-07 Denso Corp Position detector

Also Published As

Publication number Publication date
JPH074504Y2 (en) 1995-02-01

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