JPS5822825U - Electric motor overload protection device - Google Patents
Electric motor overload protection deviceInfo
- Publication number
- JPS5822825U JPS5822825U JP11648381U JP11648381U JPS5822825U JP S5822825 U JPS5822825 U JP S5822825U JP 11648381 U JP11648381 U JP 11648381U JP 11648381 U JP11648381 U JP 11648381U JP S5822825 U JPS5822825 U JP S5822825U
- Authority
- JP
- Japan
- Prior art keywords
- protection device
- overload protection
- electric motor
- motor overload
- heater circuit
- 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
Landscapes
- Protection Of Generators And Motors (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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図〜第３図は従来例を示し、第１図は回路図、第２
図は過負荷保護装置の構成を示す要部の正面図、第３図
は動作説明図、第４図はこの考案の一実施例の構成を示
す回路図である。
図において、同一符号は同一または相当部分を。
示し、４はバイメタル、５はヒータ、８は温度スイッチ
、１０はトランジスタである。Figures 1 to 3 show conventional examples; Figure 1 is a circuit diagram; Figure 2 is a circuit diagram;
3 is a front view of the main parts showing the structure of the overload protection device, FIG. 3 is an explanatory diagram of the operation, and FIG. 4 is a circuit diagram showing the structure of one embodiment of the invention. In the figures, the same reference numerals indicate the same or corresponding parts. 4 is a bimetal, 5 is a heater, 8 is a temperature switch, and 10 is a transistor.
Claims (2)
記過負荷保護装置のヒータ回路を流れる電流を所定温度
で動作する温度スイッチにより制御することを特徴とす
る電動機の過負荷保護装置。(1) An overload protection device for a motor using a bimetal, characterized in that a current flowing through a heater circuit of the overload protection device is controlled by a temperature switch that operates at a predetermined temperature.
をヒータ回路に用いたことを特徴とする電動機の過負荷
保護装置。(2) An overload protection device for an electric motor, characterized in that a transistor that becomes conductive through the operation of a temperature switch is used in the heater circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11648381U JPS5822825U (en) | 1981-08-05 | 1981-08-05 | Electric motor overload protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11648381U JPS5822825U (en) | 1981-08-05 | 1981-08-05 | Electric motor overload protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5822825U true JPS5822825U (en) | 1983-02-12 |
Family
ID=29910704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11648381U Pending JPS5822825U (en) | 1981-08-05 | 1981-08-05 | Electric motor overload protection device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5822825U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5142912U (en) * | 1974-09-25 | 1976-03-30 | ||
| JPS56117322A (en) * | 1980-02-21 | 1981-09-14 | Matsushita Electric Ind Co Ltd | Thin-film magnetic head |
-
1981
- 1981-08-05 JP JP11648381U patent/JPS5822825U/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5142912U (en) * | 1974-09-25 | 1976-03-30 | ||
| JPS56117322A (en) * | 1980-02-21 | 1981-09-14 | Matsushita Electric Ind Co Ltd | Thin-film magnetic head |
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