JPS63127026U - - Google Patents
Info
- Publication number
- JPS63127026U JPS63127026U JP1875187U JP1875187U JPS63127026U JP S63127026 U JPS63127026 U JP S63127026U JP 1875187 U JP1875187 U JP 1875187U JP 1875187 U JP1875187 U JP 1875187U JP S63127026 U JPS63127026 U JP S63127026U
- Authority
- JP
- Japan
- Prior art keywords
- movable contact
- fixed contact
- arc
- contact
- extinguishing
- 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
- 239000002184 metal Substances 0.000 claims description 3
Landscapes
- Arc-Extinguishing Devices That Are Switches (AREA)
Description
第１図はこの考案の一実施例を示すものでカバ
ーを断面して示した転流板の平面図、第２図は従
来の開閉器の転流板を示す平面図、第３図は従来
の開閉器の一例の断面図、第４図は第３図のもの
の消弧動作説明用の要部断面図である。
図において、６は可動接触子、６Ａは可動接点
、８は固定接触子、８Ａは固定接点、１１はカバ
ー、１３，１３ａ〜１３ｇは金属消弧板、１５Ａ
は転流板である。なお、図中、同一符号は同一又
は相当部分を示す。
Fig. 1 shows an embodiment of this invention, and is a plan view of a commutator plate showing a cross section of the cover, Fig. 2 is a plan view showing a commutator plate of a conventional switch, and Fig. 3 is a plan view of a commutator plate of a conventional switch. FIG. 4 is a sectional view of a main part of the switch shown in FIG. 3 for explaining the arc extinguishing operation. In the figure, 6 is a movable contact, 6A is a movable contact, 8 is a fixed contact, 8A is a fixed contact, 11 is a cover, 13, 13a to 13g are metal arc extinguishing plates, 15A
is a commutation plate. In addition, in the figures, the same reference numerals indicate the same or corresponding parts.
Claims (1)
点に対向し、可動接触子に接合して設けられた可
動接点、固定接触子に平行状に互いに所定間隔を
隔ててかつ可動接触子の先端側に複数枚累積並設
した金属消弧板、上記可動接触子の上方に設けら
れた転流板、上記固定接点、上記可動接点、上記
金属消弧板及び上記転流板を覆い消弧室を形成す
るカバーを備えた開閉器において、転流板の形状
をアークの移動方向に向つて先細りとしたことを
特徴とした開閉器。 A fixed contact joined to a fixed contact, a movable contact facing the fixed contact and joined to a movable contact, parallel to the fixed contact at a predetermined distance from each other, and on the tip side of the movable contact. A plurality of metal arc-extinguishing plates are cumulatively installed in parallel, a commutation plate provided above the movable contact, the fixed contact, the movable contact, the metal arc-extinguishing plate, and the commutation plate are covered to form an arc-extinguishing chamber. What is claimed is: 1. A switch equipped with a cover that forms a cover, characterized in that the shape of the commutation plate is tapered in the direction of movement of the arc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1875187U JPS63127026U (en) | 1987-02-13 | 1987-02-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1875187U JPS63127026U (en) | 1987-02-13 | 1987-02-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63127026U true JPS63127026U (en) | 1988-08-19 |
Family
ID=30812708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1875187U Pending JPS63127026U (en) | 1987-02-13 | 1987-02-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63127026U (en) |
-
1987
- 1987-02-13 JP JP1875187U patent/JPS63127026U/ja active Pending