JPS61112558U - - Google Patents
Info
- Publication number
- JPS61112558U JPS61112558U JP19591984U JP19591984U JPS61112558U JP S61112558 U JPS61112558 U JP S61112558U JP 19591984 U JP19591984 U JP 19591984U JP 19591984 U JP19591984 U JP 19591984U JP S61112558 U JPS61112558 U JP S61112558U
- Authority
- JP
- Japan
- Prior art keywords
- yoke
- bimetal
- heater
- case
- current flows
- 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
- 125000006850 spacer group Chemical group 0.000 claims description 3
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims 1
Landscapes
- Breakers (AREA)
Description
第１図は本考案の回路しや断器のヨーク部を示
す平面図、第２図は第１図の縦断面図、第３図は
第１図のスペーサが変形した状態を示す図、第４
図は第３図の縦断面図、第５図は従来の回路しや
断器の縦断面図、第６図および第７図は第５図の
夫々部分拡大図である。
１……ケース、１ａ……ケースの溝、９……ヒ
ータ、１２……バイメタル、１４……ヨーク、１
５……アマチユア、３１，３３……スペーサ。
Fig. 1 is a plan view showing the yoke portion of the circuit breaker of the present invention, Fig. 2 is a longitudinal sectional view of Fig. 1, Fig. 3 is a view showing the spacer in Fig. 1 in a deformed state, 4
3 is a longitudinal sectional view of FIG. 3, FIG. 5 is a longitudinal sectional view of a conventional circuit breaker, and FIGS. 6 and 7 are partially enlarged views of FIG. 5. 1...Case, 1a...Case groove, 9...Heater, 12...Bimetal, 14...Yoke, 1
5... Amachiyua, 31, 33... Spacer.
Claims (1)
のバイメタルを加熱し変形させるヒータと、この
ヒータを内包するコ字状をなしかつ短絡電流が流
れると引外し動作を行うアマチユアを吸引するヨ
ークと、このヨークを取付ける溝を有するケース
とを備えるものにおいて、前記ヨークとケースの
溝壁との間に非可逆に変化する形状記憶合金から
なるスペーサを挿入してヨークを固着したことを
特徴とする回路しや断器。 A heater that heats and deforms the bimetal near the bimetal when an overload current flows, a yoke that has a U-shape that encloses the heater and attracts the armature that trips when a short-circuit current flows; A circuit comprising a case having a groove for attaching a yoke, wherein a spacer made of a shape memory alloy that changes irreversibly is inserted between the yoke and the groove wall of the case to fix the yoke. Or disconnection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19591984U JPS61112558U (en) | 1984-12-26 | 1984-12-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19591984U JPS61112558U (en) | 1984-12-26 | 1984-12-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61112558U true JPS61112558U (en) | 1986-07-16 |
Family
ID=30753545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19591984U Pending JPS61112558U (en) | 1984-12-26 | 1984-12-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61112558U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011146203A (en) * | 2010-01-13 | 2011-07-28 | Kawamura Electric Inc | Electromagnetic tripping device of circuit breaker |
-
1984
- 1984-12-26 JP JP19591984U patent/JPS61112558U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011146203A (en) * | 2010-01-13 | 2011-07-28 | Kawamura Electric Inc | Electromagnetic tripping device of circuit breaker |