JPS5834278U - circuit break - Google Patents

circuit break

Info

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
Application number
JP12773681U
Other languages
Japanese (ja)
Inventor
久常 文之
伸示 山県
寺地 淳一
一 吉安
Original Assignee
三菱電機株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to JP12773681U priority Critical patent/JPS5834278U/en
Priority to US06/381,910 priority patent/US4453053A/en
Priority to EP82105583A priority patent/EP0070413B2/en
Priority to DE8282105583T priority patent/DE3273684D1/en
Publication of JPS5834278U publication Critical patent/JPS5834278U/en
Pending legal-status Critical Current

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  • 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

【図面の簡単な説明】[Brief explanation of drawings]

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)

【実用新案登録請求の範囲】[Scope of utility model registration request] (1)  導体とこの導体に固着された接点とからなる
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.
(2)消弧板を磁性材または非磁性材で構成した実用新
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.
(3)圧力反射体に、接点の一一面を起点としてこれか
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.
JP12773681U 1981-07-21 1981-08-27 circuit break Pending JPS5834278U (en)

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)

* Cited by examiner, † Cited by third party
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

Patent Citations (3)

* Cited by examiner, † Cited by third party
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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