JPS6362706U - - Google Patents
Info
- Publication number
- JPS6362706U JPS6362706U JP15682386U JP15682386U JPS6362706U JP S6362706 U JPS6362706 U JP S6362706U JP 15682386 U JP15682386 U JP 15682386U JP 15682386 U JP15682386 U JP 15682386U JP S6362706 U JPS6362706 U JP S6362706U
- Authority
- JP
- Japan
- Prior art keywords
- flip
- flop
- comparators
- output
- threshold level
- 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
Links
- 238000001514 detection method Methods 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 6
Landscapes
- Transmission And Conversion Of Sensor Element Output (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
Description
第１図は本考案に係る反射型磁歪ポテンシヨメ
ータの位置検出回路の一実施例の接続図、第２図
及び第３図は第１図の動作を説明する為の図、第
４図は反射型磁歪ポテンシヨメータの動作原理を
説明する為の図、第５図は第４図の動作を説明す
る為の波形図、第６図は従来の位置検出回路の接
続図、第７図は第６図のタイミングチヤートであ
る。
１……磁歪線、２……駆動コイル、３……検出
コイル、ＣＯＭＰ，ＣＯＭＰ２……比較器、ＦＦ
１〜ＦＦ３……フリツプ・フロツプ、ＯＰ……演
算回路、Ｒ５，Ｒ６……分圧回路。
Figure 1 is a connection diagram of an embodiment of the position detection circuit of a reflective magnetostrictive potentiometer according to the present invention, Figures 2 and 3 are diagrams for explaining the operation of Figure 1, and Figure 4 is a diagram for explaining the operation of Figure 1. Figure 5 is a waveform diagram to explain the operation of Figure 4. Figure 6 is a connection diagram of a conventional position detection circuit. Figure 7 is a diagram to explain the operating principle of a reflective magnetostrictive potentiometer. FIG. 6 is a timing chart. 1... Magnetostrictive wire, 2... Drive coil, 3... Detection coil, COMP, COMP2... Comparator, FF
1 to FF3...Flip-flop, OP...Arithmetic circuit, R5, R6...Voltage dividing circuit.
Claims (1)
し磁歪線に移動可能なように配置された検出コイ
ルからの縦弾性波検出信号が与えられる第１、第
２の比較器、夫々のクロツク端子に前記第１、第
２の比較器の出力が与えられる第１、第２のフリ
ツプ・フロツプ、クロツク端子に前記第２のフリ
ツプ・フロツプの出力が与えられる第３のフリツ
プ・フロツプ、及び前記第１と第３のフリツプ・
フロツプの出力に所定の演算を施して前記検出コ
イルの位置に対応したアナログ信号を得る演算回
路を具備した装置において、前記演算回路の出力
に対応した電圧を前記一対の比較器のスレツシヨ
ールド・レベルのベースに加算するように構成し
たことを特徴とする反射型磁歪ポテンシヨメータ
の位置検出回路。 First and second comparators each have a positive and negative threshold level and are supplied with a longitudinal elastic wave detection signal from a detection coil movably disposed along the magnetostrictive wire, and the first and second flip-flops to which the outputs of the first and second comparators are applied; a third flip-flop to which the output of the second flip-flop is applied to the clock terminal; Third flip
In a device equipped with an arithmetic circuit that performs a predetermined arithmetic operation on the output of a flop to obtain an analog signal corresponding to the position of the detection coil, a voltage corresponding to the output of the arithmetic circuit is applied to a threshold level of the pair of comparators. 1. A position detection circuit for a reflective magnetostrictive potentiometer, characterized in that it is configured to add to a base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15682386U JPH0431536Y2 (en) | 1986-10-14 | 1986-10-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15682386U JPH0431536Y2 (en) | 1986-10-14 | 1986-10-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6362706U true JPS6362706U (en) | 1988-04-25 |
| JPH0431536Y2 JPH0431536Y2 (en) | 1992-07-29 |
Family
ID=31078806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15682386U Expired JPH0431536Y2 (en) | 1986-10-14 | 1986-10-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0431536Y2 (en) |
-
1986
- 1986-10-14 JP JP15682386U patent/JPH0431536Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0431536Y2 (en) | 1992-07-29 |
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