JPS6080351U - speed control device - Google Patents
speed control deviceInfo
- Publication number
- JPS6080351U JPS6080351U JP8447384U JP8447384U JPS6080351U JP S6080351 U JPS6080351 U JP S6080351U JP 8447384 U JP8447384 U JP 8447384U JP 8447384 U JP8447384 U JP 8447384U JP S6080351 U JPS6080351 U JP S6080351U
- Authority
- JP
- Japan
- Prior art keywords
- current paths
- speed
- control device
- magneto
- phase difference
- 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
Links
Landscapes
- Transmission And Conversion Of Sensor Element Output (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
第１図は本考案に適用し得、る磁電変換素子の平面図、
第２図は原理的回路図、第３図は出力特性図、第４図は
等価回路図、第５図は本考案の実施例を示す斜視図、第
６図は磁石と磁電変換素子との関係を示す要部略図、第
７図Ａ、 Ｂ、 Ｃ，Ｄは第５図の各部の出力波形図、
第８図は信号処理圏 ′路の実施例を示すブロック図、
第９図は磁電変換回路の接続図、第１０図Ａ、 Ｂは磁
石と検出器の他の実施例を示す斜視図及び平面図である
。
なお図面に用いられた符号において、１０・・・・・・
回転体、１１・・・・・・回転軸、１４ａ、１４ｂ、１
４Ｃ・・・・・・磁電変換素子、２２・・・・・・磁石
、２Ａ、２Ｂ・・・・・・直線部分、５・・・・・・出
力端子、７Ａ、７Ｂ・・・・・・電流端子である。
１１！ｌ
Ｌ
第６図 ′情−FIG. 1 is a plan view of a magnetoelectric conversion element that can be applied to the present invention;
Fig. 2 is a principle circuit diagram, Fig. 3 is an output characteristic diagram, Fig. 4 is an equivalent circuit diagram, Fig. 5 is a perspective view showing an embodiment of the present invention, and Fig. 6 is a diagram showing the relationship between a magnet and a magnetoelectric transducer. A schematic diagram of the main parts showing the relationship; Figures 7A, B, C, and D are output waveform diagrams of each part in Figure 5;
FIG. 8 is a block diagram showing an embodiment of the signal processing zone.
FIG. 9 is a connection diagram of the magnetoelectric conversion circuit, and FIGS. 10A and 10B are a perspective view and a plan view showing other embodiments of the magnet and the detector. In addition, in the symbols used in the drawings, 10...
Rotating body, 11...Rotating shaft, 14a, 14b, 1
4C... Magnetoelectric conversion element, 22... Magnet, 2A, 2B... Straight line portion, 5... Output terminal, 7A, 7B...・It is a current terminal. 11! L L Fig. 6 'Emotion-
Claims (1)
転体の回転軸に設けると共に、この磁石に近接して２個
の磁電変換素子をそれらの出力が電気角で互いに略９０
°の位相差を持つように配置し、各磁電変換素子より互
いに位相差を有する速度情報信号を取り出し、この速度
情報信号に基いて上記回転体の速度を制御するように成
し、上記磁気抵抗素子として、夫々磁気抵抗の異方性効
果を有する第１及び第２の電流通路を所定の間隔を以っ
て且つ夫々の主電流通路が互いに略直交するように配す
ると共に、上記第１及び第２の電流通路の一端を互いに
接続して電気的に直列接続と成し、上記接続部に出力端
子を設け、上記第１及び第２の電流通路の他端に夫々電
流供給端子を設けて成るものを用いた速度制御装置。A magnet whose circumferential surface is magnetized with a plurality of magnetic poles at a predetermined pitch is provided on the rotating shaft of the rotating body, and two magnetoelectric transducers are installed adjacent to this magnet so that their outputs are approximately 90 degrees apart from each other in electrical angle.
The magneto-electric transducers are arranged so as to have a phase difference of .degree., and speed information signals having a phase difference from each other are taken out from each magneto-electric transducer, and the speed of the rotating body is controlled based on this speed information signal. As an element, first and second current paths each having an anisotropic effect of magnetoresistance are arranged at a predetermined interval and the respective main current paths are substantially perpendicular to each other, and One ends of the second current paths are connected to each other to form an electrical series connection, an output terminal is provided at the connection portion, and a current supply terminal is provided at the other ends of the first and second current paths, respectively. A speed control device using
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8447384U JPS6080351U (en) | 1984-06-07 | 1984-06-07 | speed control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8447384U JPS6080351U (en) | 1984-06-07 | 1984-06-07 | speed control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6080351U true JPS6080351U (en) | 1985-06-04 |
Family
ID=30214423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8447384U Pending JPS6080351U (en) | 1984-06-07 | 1984-06-07 | speed control device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6080351U (en) |
-
1984
- 1984-06-07 JP JP8447384U patent/JPS6080351U/en active Pending
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