JPH01134347U - - Google Patents
Info
- Publication number
- JPH01134347U JPH01134347U JP3012088U JP3012088U JPH01134347U JP H01134347 U JPH01134347 U JP H01134347U JP 3012088 U JP3012088 U JP 3012088U JP 3012088 U JP3012088 U JP 3012088U JP H01134347 U JPH01134347 U JP H01134347U
- Authority
- JP
- Japan
- Prior art keywords
- arc extinguishing
- circuit
- movable contact
- insulating plate
- extinguishing chamber
- 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
- 238000005192 partition Methods 0.000 claims description 2
Landscapes
- Arc-Extinguishing Devices That Are Switches (AREA)
- Breakers (AREA)
Description
第1図はこの考案の実施例の要部縦断面図、第
2図は第1図の消弧室部分の分解斜視図、第3図
は従来例の要部縦断面図、第4図は第3図の消弧
室部分の分解斜視図である。
1:本体カバー、6:可動接触子、7:消弧室
、8:隔壁、9:消弧板、20:絶縁板、21:
壁状部材。
Fig. 1 is a vertical sectional view of the main part of the embodiment of this invention, Fig. 2 is an exploded perspective view of the arc extinguishing chamber part of Fig. 1, Fig. 3 is a longitudinal sectional view of the main part of the conventional example, and Fig. 4 is a longitudinal sectional view of the main part of the embodiment of this invention. FIG. 4 is an exploded perspective view of the arc extinguishing chamber portion of FIG. 3; 1: Body cover, 6: Movable contact, 7: Arc extinguishing chamber, 8: Partition wall, 9: Arc extinguishing plate, 20: Insulating plate, 21:
Wall-like member.
Claims (1)
いて積み重ねた消弧室が可動接触子の移動軌跡を
囲んで配置された回路しや断器において、消弧室
の上面開口に可動接触子の直上を覆うように絶縁
板を設けるとともに、本体カバーの天井に前記絶
縁板に向かつて垂れ下がる壁状部材を一体形成し
たことを特徴とする回路しや断器。 In a circuit or disconnection circuit in which an arc extinguishing chamber consisting of a large number of arc extinguishing plates stacked at intervals inside a U-shaped partition wall is arranged surrounding the movement locus of a movable contact, the upper opening of the arc extinguishing chamber is 1. A circuit breaker characterized in that an insulating plate is provided to cover directly above the movable contact, and a wall-like member is integrally formed on the ceiling of the main body cover and hangs down toward the insulating plate.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3012088U JPH01134347U (en) | 1988-03-07 | 1988-03-07 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3012088U JPH01134347U (en) | 1988-03-07 | 1988-03-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH01134347U true JPH01134347U (en) | 1989-09-13 |
Family
ID=31254903
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3012088U Pending JPH01134347U (en) | 1988-03-07 | 1988-03-07 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH01134347U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0554783A (en) * | 1991-08-27 | 1993-03-05 | Matsushita Electric Works Ltd | Circuit breaker |
JP2005285547A (en) * | 2004-03-30 | 2005-10-13 | Fuji Electric Fa Components & Systems Co Ltd | Arc-extinguishing device of circuit breaker |
-
1988
- 1988-03-07 JP JP3012088U patent/JPH01134347U/ja active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0554783A (en) * | 1991-08-27 | 1993-03-05 | Matsushita Electric Works Ltd | Circuit breaker |
JP2005285547A (en) * | 2004-03-30 | 2005-10-13 | Fuji Electric Fa Components & Systems Co Ltd | Arc-extinguishing device of circuit breaker |
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