JPS5991649U - Temperature sensitive circuit protector - Google Patents
Temperature sensitive circuit protectorInfo
- Publication number
- JPS5991649U JPS5991649U JP18794282U JP18794282U JPS5991649U JP S5991649 U JPS5991649 U JP S5991649U JP 18794282 U JP18794282 U JP 18794282U JP 18794282 U JP18794282 U JP 18794282U JP S5991649 U JPS5991649 U JP S5991649U
- Authority
- JP
- Japan
- Prior art keywords
- temperature
- shape
- sensitive circuit
- circuit protector
- sensing section
- 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
- Thermally Actuated Switches (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図はTi−Ni系形状記憶合金の温度に対する自由
端の変位量を示す。第2図a、 bは本考案による感
温サーキットブレーカの一実施例の正面断面図、第2図
Cはバネ材の斜視図、第2図dは感温素子の正面図、第
3図は本考案による感温サーキットブレーカの外部温度
と制限電流値の関係を示すカーブ、第4図aは本考案に
よる第2の実施例の正面断面図、第4図すは可動部材上
面図、第4図Cは可動接点部材である。また第5.6図
は夫々コーン型スピーカ及びドーム型スピーカに本考案
の感温サーキットブレーカを取り付けた略断面図である
。
図において、1.21・・・・・・樹脂性ケース、2゜
3、 22. 23・・・・・・入力端子、6,30・
・・・・・感温素子(形状記憶合金)、4. 5. 2
7. 28・・・・・・電気接点、8,32・・・・・
・収態板、7・・・・・・バネ材、9.11.31・・
・・・・絶縁シート、10・・・・・・ストッパー、2
6・・・・・・可動部材、24.25・・・・・・止め
金具、51・・・・・・マグネット、52・・・・・・
ヨーク、53・・・・・・トラフフレート、54・・・
・・・フレーム、55・・・・・・ボイスコイル、60
・・・・・・ダンパー、56・・・・・・振動板、57
・・・・・・エツジ、58・・・・・・感温サーキット
プロテクター、5−9・・・・・・キャップ、61・・
・・・・スピーワ入力端子。FIG. 1 shows the amount of displacement of the free end of the Ti--Ni shape memory alloy with respect to temperature. Figures 2a and 2b are front sectional views of an embodiment of the temperature-sensitive circuit breaker according to the present invention, Figure 2C is a perspective view of the spring material, Figure 2d is a front view of the temperature-sensing element, and Figure 3 is a A curve showing the relationship between the external temperature and the limiting current value of the temperature-sensitive circuit breaker according to the present invention, FIG. 4a is a front sectional view of the second embodiment according to the present invention, FIG. Figure C shows a movable contact member. Moreover, FIG. 5.6 is a schematic cross-sectional view of a cone-shaped speaker and a dome-shaped speaker, respectively, in which the temperature-sensitive circuit breaker of the present invention is attached. In the figure, 1.21...Resin case, 2゜3, 22. 23... Input terminal, 6, 30.
... Temperature sensing element (shape memory alloy), 4. 5. 2
7. 28... Electrical contact, 8, 32...
・Accommodation plate, 7...Spring material, 9.11.31...
...Insulation sheet, 10...Stopper, 2
6... Movable member, 24.25... Stopper, 51... Magnet, 52...
Yoke, 53...Trough Freight, 54...
... Frame, 55 ... Voice coil, 60
... Damper, 56 ... Vibration plate, 57
...Etsuji, 58...Temperature-sensitive circuit protector, 5-9...Cap, 61...
...Speaker input terminal.
Claims (1)
特性を有する形状記憶合金で作られた感温部と該感温部
に近接して設けられた外部温度検知用の収態板と゛前記
形状記憶合金を支持するバネ部材及び前記形状記憶合金
の偏位により可動する電気接点とこれに対する固定接点
より構成され、前記感温部に通電することによる自己発
熱と前記収態板の熱伝導とによる前記感温部の外形形状
変化に基づき前記接点の開閉を行うことを特徴とする感
温サーキットプロテクター。゛ A temperature-sensing section made of a shape-memory alloy that has the characteristic of rapidly changing its outer shape when it reaches a predetermined temperature, an accommodation plate for detecting external temperature provided close to the temperature-sensing section, and ``the shape-memory device. It is composed of a spring member that supports the alloy, an electric contact that moves according to the deflection of the shape memory alloy, and a fixed contact for the electric contact, and generates heat by self-heating by energizing the temperature sensing part and by heat conduction of the accommodation plate. A temperature-sensitive circuit protector, characterized in that the contacts are opened and closed based on changes in the external shape of the temperature-sensing section.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18794282U JPS5991649U (en) | 1982-12-14 | 1982-12-14 | Temperature sensitive circuit protector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18794282U JPS5991649U (en) | 1982-12-14 | 1982-12-14 | Temperature sensitive circuit protector |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5991649U true JPS5991649U (en) | 1984-06-21 |
JPH04517Y2 JPH04517Y2 (en) | 1992-01-09 |
Family
ID=30405563
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP18794282U Granted JPS5991649U (en) | 1982-12-14 | 1982-12-14 | Temperature sensitive circuit protector |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5991649U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0295143U (en) * | 1989-01-12 | 1990-07-30 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5093577U (en) * | 1973-12-28 | 1975-08-06 |
-
1982
- 1982-12-14 JP JP18794282U patent/JPS5991649U/en active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5093577U (en) * | 1973-12-28 | 1975-08-06 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0295143U (en) * | 1989-01-12 | 1990-07-30 |
Also Published As
Publication number | Publication date |
---|---|
JPH04517Y2 (en) | 1992-01-09 |
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