JPS5836311U - Rotational position detection device - Google Patents
Rotational position detection deviceInfo
- Publication number
- JPS5836311U JPS5836311U JP13106381U JP13106381U JPS5836311U JP S5836311 U JPS5836311 U JP S5836311U JP 13106381 U JP13106381 U JP 13106381U JP 13106381 U JP13106381 U JP 13106381U JP S5836311 U JPS5836311 U JP S5836311U
- Authority
- JP
- Japan
- Prior art keywords
- gate circuit
- output
- input
- rotational position
- capacitor
- 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
Landscapes
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- 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ａはこの考案の一実施例をＶＴＲ装置の回転ヘッ
ドの位置検出部に用いた場合の斜視図、第１図すは第１
図ａの略平面図、第２図は第１図の位置検出部から得ら
れる信号波形図、第３図はこの考案の一実施例の回路図
、第４図は第３図の回路図中での信号の波形比較図、第
５図はこの考案の他の実施例の回路図を示す。
図において、１１は第１．のゲート回路、１２は第２の
ゲート回路、２０はコンデンサ、２１はダイオードを示
す。なお、図中、同一符号は同一または相当部分を示す
。Fig. 1a is a perspective view of an embodiment of this invention used in a position detecting section of a rotary head of a VTR device;
Figure a is a schematic plan view, Figure 2 is a signal waveform diagram obtained from the position detection section in Figure 1, Figure 3 is a circuit diagram of an embodiment of this invention, and Figure 4 is a circuit diagram of Figure 3. FIG. 5 shows a circuit diagram of another embodiment of this invention. In the figure, 11 is the first . 12 is a second gate circuit, 20 is a capacitor, and 21 is a diode. In addition, in the figures, the same reference numerals indicate the same or corresponding parts.
Claims (1)
て接続しかつ上記第２のゲート回路の出力を上記第１の
ゲート回路の入力としてコンデンサを介して接続し、上
記第１のゲート回路に磁性体の回転から得られる極性が
交互に反転する間欠信号を入力し上記第１のゲート回路
の出力あるいは上記第２のゲート回路の出力から極性の
変化に応じたスイッチング信号を得るように構成したも
のにおいて、上記コンデンサの上記第１のゲート回路側
に一端が接続され上記第２のゲート回路の導通時に上記
コンデ、ンサへ電流を還流させるダイオードを備えた回
転位置検出装置。The output of the first gate circuit is connected as the input of the second gate circuit, and the output of the second gate circuit is connected as the input of the first gate circuit via a capacitor, and the output of the second gate circuit is connected as the input of the first gate circuit. is configured to input an intermittent signal whose polarity is alternately reversed obtained from the rotation of the magnetic body to obtain a switching signal corresponding to the change in polarity from the output of the first gate circuit or the output of the second gate circuit. The rotational position detecting device according to the present invention, comprising a diode having one end connected to the first gate circuit side of the capacitor and causing current to flow back to the capacitor and the sensor when the second gate circuit is conductive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13106381U JPS5836311U (en) | 1981-09-02 | 1981-09-02 | Rotational position detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13106381U JPS5836311U (en) | 1981-09-02 | 1981-09-02 | Rotational position detection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5836311U true JPS5836311U (en) | 1983-03-09 |
| JPS6326722Y2 JPS6326722Y2 (en) | 1988-07-20 |
Family
ID=29924659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13106381U Granted JPS5836311U (en) | 1981-09-02 | 1981-09-02 | Rotational position detection device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5836311U (en) |
-
1981
- 1981-09-02 JP JP13106381U patent/JPS5836311U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6326722Y2 (en) | 1988-07-20 |
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