JPS6361738U - - Google Patents
Info
- Publication number
- JPS6361738U JPS6361738U JP15757186U JP15757186U JPS6361738U JP S6361738 U JPS6361738 U JP S6361738U JP 15757186 U JP15757186 U JP 15757186U JP 15757186 U JP15757186 U JP 15757186U JP S6361738 U JPS6361738 U JP S6361738U
- Authority
- JP
- Japan
- Prior art keywords
- arc
- extinguishing
- plates
- convex portion
- 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
- 238000005452 bending Methods 0.000 claims 1
- 238000009413 insulation Methods 0.000 claims 1
Landscapes
- Breakers (AREA)
Description
第１図ａはこの考案の第１の実施例の消弧部を
示す斜視図、第１図ｂはこの考案の第２の実施例
の消弧部を示す斜視図、第２図は第１図に示す消
弧部を組込んだ回路しや断器の接点閉成時の要部
を示す断面図、第３図は第１図に示す消弧部を組
込んだ回路しや断器の接点開成時の要部を示す断
面図、第４図は従来の技術による回路しや断器の
消弧部を示す断面図、第５図は第４図に示す消弧
部の斜視図である。
反撥接点：２、可動接点：３、消弧板：７、消
弧板：２１，２２、Ｌ字折曲部：２１′，２２′
、凸部：２３，２４，２３′，２４′。
FIG. 1a is a perspective view showing an arc extinguishing section of the first embodiment of this invention, FIG. 1b is a perspective view showing an arc extinguishing section of a second embodiment of this invention, and FIG. Figure 3 is a sectional view showing the main parts of the circuit breaker incorporating the arc extinguishing part shown in Figure 1 when the contacts are closed. FIG. 4 is a cross-sectional view showing the arc-extinguishing part of a conventional circuit breaker and disconnector; FIG. 5 is a perspective view of the arc-extinguishing part shown in FIG. 4. . Repulsion contact: 2, movable contact: 3, arc extinguishing plate: 7, arc extinguishing plate: 21, 22, L-shaped bent part: 21', 22'
, convex portions: 23, 24, 23', 24'.
Claims (1)
の近傍に設けられ接点の開成時に発生するアーク
を消弧する複数の消弧板を所定間隔で実質的に平
行かつ相互に絶縁を保ちつつ重畳配置した回路し
や断器の消弧部において、 両端部の消弧板の少なくとも一方の消弧板の接
点に対向する前端部を消弧部の中央に向いかつ各
前端部の間に所定の間隔を有するようＬ字折曲部
に形成し、かつ上記両端部の消弧板の少なくとも
一方の消弧板の他の消弧板と対面する面に少なく
とも１個の凸部を有することを特徴とする回路し
や断器。 (2) 前記凸部は前記両端部の消弧板の略中央に
設けられ、前記Ｌ字折曲部の折曲陵に平行な山脈
状凸部である実用新案登録請求の範囲第１項記載
の回路しや断器。[Claims for Utility Model Registration] (1) A plurality of arc-extinguishing plates arranged in the vicinity of at least one pair of contacts for switching on and off the load current and extinguishing the arc generated when the contacts are opened are arranged substantially parallel to each other at predetermined intervals. In the arc-extinguishing parts of circuit boards and circuit breakers arranged one on top of the other while maintaining insulation from each other, the front end of the arc-extinguishing plates at both ends, which faces the contact point of at least one of the arc-extinguishing plates, faces toward the center of the arc-extinguishing part, and each The L-shaped bent portion is formed with a predetermined interval between the front ends, and at least one arc-extinguishing plate is formed on the surface of at least one of the arc-extinguishing plates at both ends facing the other arc-extinguishing plate. A circuit switch or disconnector characterized by having a convex portion. (2) The above-mentioned convex portion is provided approximately at the center of the arc-extinguishing plates at both ends, and is a mountain-shaped convex portion parallel to the bending ridges of the L-shaped bent portion, as described in claim 1 of the utility model registration claim. circuit break or break.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15757186U JPS6361738U (en) | 1986-10-14 | 1986-10-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15757186U JPS6361738U (en) | 1986-10-14 | 1986-10-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6361738U true JPS6361738U (en) | 1988-04-23 |
Family
ID=31080243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15757186U Pending JPS6361738U (en) | 1986-10-14 | 1986-10-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6361738U (en) |
-
1986
- 1986-10-14 JP JP15757186U patent/JPS6361738U/ja active Pending
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