JPS5860221U - direction sensing device - Google Patents

direction sensing device

Info

Publication number
JPS5860221U
JPS5860221U JP15601081U JP15601081U JPS5860221U JP S5860221 U JPS5860221 U JP S5860221U JP 15601081 U JP15601081 U JP 15601081U JP 15601081 U JP15601081 U JP 15601081U JP S5860221 U JPS5860221 U JP S5860221U
Authority
JP
Japan
Prior art keywords
rotating shaft
yokes
section
hall element
output 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.)
Pending
Application number
JP15601081U
Other languages
Japanese (ja)
Inventor
昇 増田
健治 戸蒔
Original Assignee
電気音響株式会社
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 by 電気音響株式会社 filed Critical 電気音響株式会社
Priority to JP15601081U priority Critical patent/JPS5860221U/en
Publication of JPS5860221U publication Critical patent/JPS5860221U/en
Pending legal-status Critical Current

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  • Measuring Magnetic Variables (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。
(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第1図は従来の磁束計の概略構成図、第2図は第1図の
磁束計の方向感度を示す特性図、第3図は本考案に堡る
方向感知装置の概略構成図、第4図は第3図の装置の出
力波形図、第5図は本考案装置の動作説明図、第6図は
出力電圧処理回路を例示する。 図中の1は駆動部、4は回転軸、6は地磁気測定部、7
は同期部、8は枠体、9,10は磁場集中ヨーク、11
.13はホール素子、12は永久磁石、19は位相差検
出回路である。
Fig. 1 is a schematic configuration diagram of a conventional magnetometer, Fig. 2 is a characteristic diagram showing the directional sensitivity of the magnetometer shown in Fig. 1, Fig. 3 is a schematic configuration diagram of a direction sensing device based on the present invention, and Fig. 4 The figure is an output waveform diagram of the device shown in FIG. 3, FIG. 5 is an explanatory diagram of the operation of the device of the present invention, and FIG. 6 is an example of an output voltage processing circuit. In the figure, 1 is a drive unit, 4 is a rotating shaft, 6 is a geomagnetic measurement unit, and 7
is a synchronization part, 8 is a frame body, 9 and 10 are magnetic field concentration yokes, 11
.. 13 is a Hall element, 12 is a permanent magnet, and 19 is a phase difference detection circuit.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 回転軸を回転させる駆動部と、前記回転軸の回転にした
がって回転する地磁気測定部と、前記回転軸の回転に応
じた出力電圧を発生する同期部とを備え、前記地磁気測
定部は、一端面を対向した一対の磁場集中ヨークと、該
ヨーク間に配置されて該ヨークを通る地磁気の磁束密度
に感応した出力電圧を発生する第1のホール素子と、前
記ヨーク及びホール素子を支持する枠体を有し、前記同
期部は、前記回転軸と共に回転する永久磁石と、該磁石
の磁界に感応する第2のホール素子を有し、又、前記第
1と第2のホール素子の出力電圧の位相差を検出する回
路を具備する事を特徴とする′方向感知装置。
The geomagnetism measuring section includes a driving section that rotates a rotating shaft, a geomagnetic measuring section that rotates according to the rotation of the rotating shaft, and a synchronizing section that generates an output voltage according to the rotation of the rotating shaft, and the geomagnetic measuring section has one end surface. a pair of magnetic field concentration yokes facing each other, a first Hall element disposed between the yokes and generating an output voltage in response to the magnetic flux density of the earth's magnetism passing through the yokes, and a frame supporting the yokes and the Hall element. The synchronizing section has a permanent magnet that rotates together with the rotating shaft, and a second Hall element that is sensitive to the magnetic field of the magnet, and the synchronization section has a permanent magnet that rotates together with the rotating shaft, and a second Hall element that is sensitive to the magnetic field of the magnet, and also has an output voltage of the first and second Hall elements. A direction sensing device characterized by comprising a circuit for detecting a phase difference.
JP15601081U 1981-10-20 1981-10-20 direction sensing device Pending JPS5860221U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15601081U JPS5860221U (en) 1981-10-20 1981-10-20 direction sensing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15601081U JPS5860221U (en) 1981-10-20 1981-10-20 direction sensing device

Publications (1)

Publication Number Publication Date
JPS5860221U true JPS5860221U (en) 1983-04-23

Family

ID=29948564

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15601081U Pending JPS5860221U (en) 1981-10-20 1981-10-20 direction sensing device

Country Status (1)

Country Link
JP (1) JPS5860221U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54114267A (en) * 1978-02-24 1979-09-06 Nippon Soken Azimuth detector

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54114267A (en) * 1978-02-24 1979-09-06 Nippon Soken Azimuth detector

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