JPS5834278U - circuit break - Google Patents
circuit breakInfo
- Publication number
- JPS5834278U JPS5834278U JP12773681U JP12773681U JPS5834278U JP S5834278 U JPS5834278 U JP S5834278U JP 12773681 U JP12773681 U JP 12773681U JP 12773681 U JP12773681 U JP 12773681U JP S5834278 U JPS5834278 U JP S5834278U
- Authority
- JP
- Japan
- Prior art keywords
- conductor
- protrusion
- contact
- arc
- circuit breaker
- 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
- Breakers (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aは一般的な回路しゃ断器を示す平断面図、第1
図すは第1図aの線I−Iにおける側断面図、第2図は
第1図の回路しゃ断器における金属粒子の挙動の模式的
説明図、第3図aはこの考案の一実施例による回路しゃ
断器を示す一部切欠した平面図、第3図すは同一部を切
欠した側面図、第4図aおよびbは第3図aおよびbに
示す可動接触子と固定接触との分解斜視図、第5図は第
3図の回路しゃ断器における金属粒子の挙動の模式的説
明図、第6図aおよびbは他の実施例を示す可動接触子
および固定接触子の分解斜視図である。
2・・・固定接触子、201・・・固定導体、202・
・・固定接点、203・・・突起部、3・・:可動接触
子、301・・・可動導体、302・・・可動接点、5
・・・消弧板、501・・・切欠溝、6,7・・・圧力
反射体、601.602,701・・・貫通孔、605
゜705・・・溝、tご・・接点高さ、t、・・・突起
部高さ。なお、図中、同一符号は同一または相当部分を
示す。
(b)−
カ/ 4−
(b)′Figure 1a is a plan sectional view showing a general circuit breaker;
The figure is a side cross-sectional view taken along line II-I in Figure 1a, Figure 2 is a schematic explanatory diagram of the behavior of metal particles in the circuit breaker of Figure 1, and Figure 3a is an embodiment of this invention. FIG. 3 is a partially cutaway side view of the circuit breaker shown in FIG. FIG. 5 is a schematic explanatory diagram of the behavior of metal particles in the circuit breaker of FIG. 3, and FIGS. 6 a and b are exploded perspective views of a movable contact and a fixed contact showing other embodiments. be. 2... Fixed contact, 201... Fixed conductor, 202...
...Fixed contact, 203... Protrusion, 3...: Movable contact, 301... Movable conductor, 302... Movable contact, 5
...Arc-extinguishing plate, 501...Notch groove, 6,7...Pressure reflector, 601.602,701...Through hole, 605
゜705...Groove, t...Contact height, t...Protrusion height. In addition, in the figures, the same reference numerals indicate the same or corresponding parts. (b) - Ka/ 4- (b)'
Claims (3)
一対の電気接触子の少なくとも一方に、上記導体とほぼ
同一の導電性を有する材料からなる突起部を導体に接触
して設けるとともに、上記接触子の導抹上に、導体より
も抵抗率の高い高抵抗材料からなる反力反射体を接点の
外周と、突起部があるときはこの突起部の外周とを取り
囲むように配設し、かつ、接点間に発生すするアークを
消弧するための消弧板に、一端が上記接点側に開放され
た切欠溝を設け、上記突起部の高さを、この突起部が設
けられている接触子の接点の高さよりも高く構成した回
路しゃ断器。(1) At least one of a pair of electrical contacts consisting of a conductor and a contact fixed to the conductor is provided with a protrusion made of a material having approximately the same conductivity as the conductor, in contact with the conductor, and A reaction force reflector made of a high-resistance material having a higher resistivity than the conductor is disposed on the conductor of the contact so as to surround the outer periphery of the contact and, if there is a protrusion, the outer periphery of the protrusion, Further, an arc extinguishing plate for extinguishing the arc generated between the contacts is provided with a cutout groove with one end open to the contact side, and the height of the protrusion is set such that the protrusion is provided. A circuit breaker configured higher than the height of the contact point.
案登録請求の範囲第1項記載の回路しゃ断器。(2) The circuit breaker according to claim 1, wherein the arc-extinguishing plate is made of a magnetic material or a non-magnetic material.
らアークの走行方向へ向って延び、突起部があるときは
この突起部にまで達する溝を設けて、導体の表面を露出
させた実用新案登録請求の範囲第1項または第2項記載
の回路しゃ断器。(3) A groove is provided in the pressure reflector that starts from one side of the contact point and extends in the direction of travel of the arc, and if there is a protrusion, reaches the protrusion to expose the surface of the conductor. A circuit breaker according to claim 1 or 2 of the utility model registration claim.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12773681U JPS5834278U (en) | 1981-08-27 | 1981-08-27 | circuit break |
US06/381,910 US4453053A (en) | 1981-07-21 | 1982-05-25 | Circuit breaker with arc restricting device |
EP82105583A EP0070413B2 (en) | 1981-07-21 | 1982-06-24 | A circuit breaker with arc restricting device |
DE8282105583T DE3273684D1 (en) | 1981-07-21 | 1982-06-24 | A circuit breaker with arc restricting device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12773681U JPS5834278U (en) | 1981-08-27 | 1981-08-27 | circuit break |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5834278U true JPS5834278U (en) | 1983-03-05 |
Family
ID=29921455
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12773681U Pending JPS5834278U (en) | 1981-07-21 | 1981-08-27 | circuit break |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5834278U (en) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS495076B1 (en) * | 1969-07-19 | 1974-02-05 | ||
JPS4940765B1 (en) * | 1969-06-13 | 1974-11-05 | ||
JPS5232066A (en) * | 1975-09-08 | 1977-03-10 | Mitsubishi Plastics Ind | Method of treating of frp product for hydrophilization |
-
1981
- 1981-08-27 JP JP12773681U patent/JPS5834278U/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4940765B1 (en) * | 1969-06-13 | 1974-11-05 | ||
JPS495076B1 (en) * | 1969-07-19 | 1974-02-05 | ||
JPS5232066A (en) * | 1975-09-08 | 1977-03-10 | Mitsubishi Plastics Ind | Method of treating of frp product for hydrophilization |
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