JPS5955894U - High frequency heating device - Google Patents
High frequency heating deviceInfo
- Publication number
- JPS5955894U JPS5955894U JP15270182U JP15270182U JPS5955894U JP S5955894 U JPS5955894 U JP S5955894U JP 15270182 U JP15270182 U JP 15270182U JP 15270182 U JP15270182 U JP 15270182U JP S5955894 U JPS5955894 U JP S5955894U
- Authority
- JP
- Japan
- Prior art keywords
- switch
- door
- monitor
- circuit
- power supply
- 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
- Control Of High-Frequency Heating Circuits (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図及び第２図は従来例を示す回路図である。
第３図は本考案実施例を示す回路図である。
２１・・・ドアスイッチ、２２・・・電源の一方の極、
２３・・・電源の他方の極、２４・・・制御回路、３０
・・・モニタ用ヒユーズ、３１・・・モニタスイッチ、
３２・・・抵抗、３３・・・制御回路用電源トランス。FIGS. 1 and 2 are circuit diagrams showing a conventional example. FIG. 3 is a circuit diagram showing an embodiment of the present invention. 21... Door switch, 22... One pole of the power supply,
23... The other pole of the power supply, 24... Control circuit, 30
... Monitor fuse, 31... Monitor switch,
32...Resistor, 33...Power transformer for control circuit.
Claims (1)
ア開成接点Ａに切換わりコモン端子Ｃが電源の一力の極
に接続されたドアスイッチと、そのドアスイッチのドア
閉成接点Ｂ及び制御回路によりオンオフ制御される接点
を通って高周波発生装置に電源を供給する主回路と、そ
の主回路の電源の他方の極から分岐して接続されたモニ
タ用ヒユーズと、上記ドアの開成時にオンとなり閉成時
にオフとなるモニタスイッチと上記モニタ用ヒュ、−ズ
の分岐側端子りと上記ドア開成接点Ａの間に接続された
上記モニタスイッチと短絡電流制限用抵抗の直列回路と
、上記モニタ用ヒユーズの分岐側端子りと上記コモン端
子Ｃの間に接続された制御回路用電源回路とを有し、上
記ドアスイッチの閉成接点Ｂが溶着したときドアを開け
た状態で上記モニタスイッチを含む直列回路と上記モニ
タ用ヒユーズにより電源間短絡回路が形成され、モニタ
用ヒユーズの溶断により上記制御回路用電源回路の給電
が断たれるよう構成された高周波加熱装置。A door switch whose contacts switch to door close contact B and door open contact A in response to opening and closing of the door of the heating chamber, and whose common terminal C is connected to one pole of the power supply, and the door close contact of the door switch. B and a main circuit that supplies power to the high frequency generator through contacts controlled on and off by the control circuit, a monitor fuse branched from the other pole of the main circuit's power supply, and a monitor fuse connected to the main circuit, and the opening of the door. a series circuit of the monitor switch and a short-circuit current limiting resistor connected between the branch side terminal of the monitor fuse and the door opening contact A and the monitor switch that is turned on when the switch is closed and turned off when the switch is closed; A power supply circuit for a control circuit is connected between the branch side terminal of the monitor fuse and the common terminal C, and when the closing contact B of the door switch is welded, the monitor is connected with the door open. A high-frequency heating device configured such that a series circuit including a switch and the monitor fuse form a short circuit between power supplies, and the power supply to the control circuit power supply circuit is cut off by blowing the monitor fuse.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15270182U JPS5955894U (en) | 1982-10-06 | 1982-10-06 | High frequency heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15270182U JPS5955894U (en) | 1982-10-06 | 1982-10-06 | High frequency heating device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5955894U true JPS5955894U (en) | 1984-04-12 |
| JPS643197Y2 JPS643197Y2 (en) | 1989-01-26 |
Family
ID=30338044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15270182U Granted JPS5955894U (en) | 1982-10-06 | 1982-10-06 | High frequency heating device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5955894U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57194296U (en) * | 1981-06-04 | 1982-12-09 |
-
1982
- 1982-10-06 JP JP15270182U patent/JPS5955894U/en active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57194296U (en) * | 1981-06-04 | 1982-12-09 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS643197Y2 (en) | 1989-01-26 |
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