JPS59159199U - AC motor speed control device - Google Patents
AC motor speed control deviceInfo
- Publication number
- JPS59159199U JPS59159199U JP1983052901U JP5290183U JPS59159199U JP S59159199 U JPS59159199 U JP S59159199U JP 1983052901 U JP1983052901 U JP 1983052901U JP 5290183 U JP5290183 U JP 5290183U JP S59159199 U JPS59159199 U JP S59159199U
- Authority
- JP
- Japan
- Prior art keywords
- frequency
- circuit means
- control device
- motor
- oscillation
- 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
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図は従来のテープデツキの概略図、第２図は本考案
による装置を用いたテープデツキの概略図、第３図は本
考案による一実施例の速度電圧検出手段及び発振回路手
段の具体例図、第４図Ｏネ同じく分周回路手段の具体例
図、第５図は分周回路手段の各部における波形図である
。
５・・・交流モータ、１５・・・速度電圧検出手段、１
６・・・発振回路手段、１ト・・分周回路手段、１３・
・・モータ駆動回路手段。FIG. 1 is a schematic diagram of a conventional tape deck, FIG. 2 is a schematic diagram of a tape deck using a device according to the present invention, and FIG. 3 is a diagram of a specific example of speed voltage detection means and oscillation circuit means according to an embodiment of the present invention. , FIG. 4 is a diagram of a specific example of the frequency dividing circuit means, and FIG. 5 is a waveform chart at each part of the frequency dividing circuit means. 5... AC motor, 15... Speed voltage detection means, 1
6... Oscillation circuit means, 1... Frequency division circuit means, 13.
...Motor drive circuit means.
Claims (1)
検出手段と、該手段の出力電圧に比例する発振周波数を
生ずる発振回路手段と、該発振口゛ ５ 路手段
の出力周波数を分周する分周回路手段と、該分周回路手
段の分周出力に基すき前記交流モータを駆動する駆動回
路手段とを具備してなる交流モータの速度側御装置。Speed voltage detection means for generating a voltage inversely proportional to the rotational speed of the AC motor, oscillation circuit means for generating an oscillation frequency proportional to the output voltage of the means, and frequency division for dividing the output frequency of the oscillation port means. A speed side control device for an AC motor, comprising circuit means and drive circuit means for driving the AC motor based on the frequency divided output of the frequency dividing circuit means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1983052901U JPS59159199U (en) | 1983-04-08 | 1983-04-08 | AC motor speed control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1983052901U JPS59159199U (en) | 1983-04-08 | 1983-04-08 | AC motor speed control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59159199U true JPS59159199U (en) | 1984-10-25 |
Family
ID=30183246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1983052901U Pending JPS59159199U (en) | 1983-04-08 | 1983-04-08 | AC motor speed control device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59159199U (en) |
-
1983
- 1983-04-08 JP JP1983052901U patent/JPS59159199U/en active Pending
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