JPH0471086U - - Google Patents
Info
- Publication number
- JPH0471086U JPH0471086U JP11350690U JP11350690U JPH0471086U JP H0471086 U JPH0471086 U JP H0471086U JP 11350690 U JP11350690 U JP 11350690U JP 11350690 U JP11350690 U JP 11350690U JP H0471086 U JPH0471086 U JP H0471086U
- Authority
- JP
- Japan
- Prior art keywords
- resistance
- power switch
- voltage
- resistance element
- turned
- 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
- 230000002238 attenuated effect Effects 0.000 claims 1
- 230000000903 blocking effect Effects 0.000 claims 1
- 230000007423 decrease Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 7
Landscapes
- Video Image Reproduction Devices For Color Tv Systems (AREA)
Description
第１図は本考案の一実施例の消磁装置を説明す
る説明図、第２図は第１図の装置の回路図、第３
図はバリスタの電圧・電流特性を示す特性図、第
４図は第２図のバリスタの電圧および電流波形を
示す波形図、第５図は従来の消磁装置を説明する
説明図、第６図は第５図の装置の回路図、第７図
は第６図の回路動作を説明する電流波形図である
。
１，２……抵抗素子、３，４，５……接続端子
、７……交流電源、８……電源スイツチ、９……
消磁コイル、１０……バリスタ。
FIG. 1 is an explanatory diagram illustrating a degaussing device according to an embodiment of the present invention, FIG. 2 is a circuit diagram of the device shown in FIG. 1, and FIG.
The figure is a characteristic diagram showing the voltage and current characteristics of the varistor, Figure 4 is a waveform diagram showing the voltage and current waveforms of the varistor in Figure 2, Figure 5 is an explanatory diagram explaining the conventional degaussing device, and Figure 6 is FIG. 5 is a circuit diagram of the device, and FIG. 7 is a current waveform diagram explaining the circuit operation of FIG. 6. 1, 2... Resistance element, 3, 4, 5... Connection terminal, 7... AC power supply, 8... Power switch, 9...
Degaussing coil, 10...varistor.
Claims (1)
成し、この電源スイツチの投入によつて発熱する
第１の抵抗素子と、 この第１の抵抗素子の近傍に配置され、前記第
１の抵抗素子と熱的に結合し、前記第１の抵抗素
子の一端と電気的に接続された第２の抵抗素子と
、 一端を前記第２の抵抗素子に対して電気的に接
続された素子であつて、この素子に印加された電
圧の減少とともに抵抗値が著しく増加し、印加さ
れた電圧が電流阻止電圧以下ではこの素子にはほ
とんど電流が流れない電圧敏感性抵抗素子と、 前記第１、第２の抵抗素子と、前記電圧敏感性
抵抗素子とを覆うケースと、 前記交流電源、前記電源スイツチ、前記第２の
抵抗素子、及び電圧敏感性抵抗素子と直列に接続
され、前記電源スイツチの投入後、時間と共に減
衰する交流電流を流し、減衰交流磁界を発生する
消磁コイルと、 を具備したことを特徴とする消磁装置。[Claims for Utility Model Registration] An AC power source and a power switch; a first resistive element that forms a series circuit with the AC power source and the power switch and generates heat when the power switch is turned on; and the first resistor. a second resistance element disposed near the element, thermally coupled to the first resistance element, and electrically connected to one end of the first resistance element; An element electrically connected to the element, whose resistance value increases significantly as the voltage applied to the element decreases, and when the applied voltage is less than the current blocking voltage, almost no current flows through the element. a voltage sensitive resistance element; a case that covers the first and second resistance elements and the voltage sensitive resistance element; the AC power supply, the power switch, the second resistance element, and the voltage sensitive resistance. 1. A degaussing device, comprising: a degaussing coil connected in series with an element, which flows an alternating current that attenuates over time after the power switch is turned on, and generates an attenuated alternating current magnetic field.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11350690U JPH0471086U (en) | 1990-10-31 | 1990-10-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11350690U JPH0471086U (en) | 1990-10-31 | 1990-10-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0471086U true JPH0471086U (en) | 1992-06-23 |
Family
ID=31861103
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11350690U Pending JPH0471086U (en) | 1990-10-31 | 1990-10-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0471086U (en) |
-
1990
- 1990-10-31 JP JP11350690U patent/JPH0471086U/ja active Pending
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