JPH0320853U - - Google Patents
Info
- Publication number
- JPH0320853U JPH0320853U JP8124189U JP8124189U JPH0320853U JP H0320853 U JPH0320853 U JP H0320853U JP 8124189 U JP8124189 U JP 8124189U JP 8124189 U JP8124189 U JP 8124189U JP H0320853 U JPH0320853 U JP H0320853U
- Authority
- JP
- Japan
- Prior art keywords
- iron piece
- piece
- yoke
- movable
- movable iron
- 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
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 42
- 229910052742 iron Inorganic materials 0.000 claims description 21
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 230000005284 excitation Effects 0.000 claims 3
- 239000000696 magnetic material Substances 0.000 claims 2
- 230000005281 excited state Effects 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 claims 1
Landscapes
- Electromagnets (AREA)
- Breakers (AREA)
Description
第１図はこの考案の一実施励を示す要部断面図
、第２図は継鉄の一部を示す図、第３図は従来装
置を示す要部断面図、第４図は第３図を右からみ
た図、第５図は継鉄と可動鉄片との分解斜視図で
ある。
図において、１は容器、２はプランジヤ、３は
制動油、４は圧縮ばね、５は鉄片、６は励磁コイ
ル、７Ａは継鉄、７ａは水平部、７ｃは垂直部、
８は可動鉄片、８ａは基端部側端部、８ｂは出力
片、８ｃはストツパ部、１０は引張ばねを示す。
なお、各図中同一符号は同一または相当部分を示
す。
Fig. 1 is a sectional view of the main part showing one implementation of this invention, Fig. 2 is a view showing a part of the yoke, Fig. 3 is a sectional view of the main part showing a conventional device, and Fig. 4 is Fig. 3 FIG. 5 is an exploded perspective view of the yoke and the movable iron piece. In the figure, 1 is a container, 2 is a plunger, 3 is a brake oil, 4 is a compression spring, 5 is an iron piece, 6 is an exciting coil, 7A is a yoke, 7a is a horizontal part, 7c is a vertical part,
8 is a movable iron piece, 8a is a proximal end, 8b is an output piece, 8c is a stopper, and 10 is a tension spring.
Note that the same reference numerals in each figure indicate the same or corresponding parts.
Claims (1)
プランジヤを制動油および圧縮ばねに抗して前記
鉄片側に移動可能に設けた非磁性材からなる容器
と、この容器に巻回されかつ前記プランジヤを磁
化して前記鉄片側に移動させる励磁コイルと、水
平部に前記容器を固着した略Ｌ字形の継鉄と、こ
の継鉄の垂直部の上端部に回動自在に支持されて
前記鉄片に吸引される可動鉄片と、この可動鉄片
の基部側端部から前記継鉄の垂直部外面側で下方
へ突出した出力片と、前記可動鉄片を前記鉄片か
ら離間させる弾性部材と、前記可動鉄片を前記継
鉄の垂直部外面でストツプするストツパ部とを備
え、前記励磁コイルが無励磁状態のときには前記
弾性部材により前記可動鉄片が前記鉄片から開離
し、前記励磁コイルに過負荷電流が流れると前記
可動鉄片が前記弾性部材に抗して前記鉄片に吸着
され前記出力片により回路遮断器の通電用接点間
を開成するようにした回路遮断器の電磁装置にお
いて、 前記継鉄または可動鉄片を、銅張り鉄板など鉄
板の表面に非磁性金属をラミネートした材料によ
り形成したことを特徴とする回路遮断器の電磁装
置。[Claims for Utility Model Registration] A container made of a non-magnetic material that has an iron piece at one end and has a plunger made of a magnetic material inside so as to be movable to one side of the iron against braking oil and a compression spring; An excitation coil that is wound around the container and magnetizes the plunger to move it to one side of the iron, an approximately L-shaped yoke that fixes the container to the horizontal part, and a coil that is connected to the upper end of the vertical part of the yoke. a movable iron piece that is movably supported and attracted to the iron piece; an output piece that protrudes downward from the base end of the movable iron piece on the outer surface of the vertical part of the yoke; and a movable iron piece that is separated from the iron piece. and a stopper portion that stops the movable iron piece at the outer surface of the vertical part of the yoke, and when the excitation coil is in a non-excited state, the movable iron piece is separated from the iron piece by the elastic member, and the movable iron piece is separated from the iron piece, and the excitation coil is An electromagnetic device for a circuit breaker, wherein when an overload current flows through the coil, the movable iron piece is attracted to the iron piece against the elastic member, and the output piece opens between current-carrying contacts of the circuit breaker. An electromagnetic device for a circuit breaker, characterized in that the yoke or movable iron piece is formed of a material such as a copper-clad iron plate or the like laminated with a non-magnetic metal on the surface of an iron plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8124189U JPH0320853U (en) | 1989-07-11 | 1989-07-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8124189U JPH0320853U (en) | 1989-07-11 | 1989-07-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0320853U true JPH0320853U (en) | 1991-02-28 |
Family
ID=31627006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8124189U Pending JPH0320853U (en) | 1989-07-11 | 1989-07-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0320853U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06130889A (en) * | 1992-10-22 | 1994-05-13 | Kawai Musical Instr Mfg Co Ltd | Electronic musical instrument with learning function |
-
1989
- 1989-07-11 JP JP8124189U patent/JPH0320853U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06130889A (en) * | 1992-10-22 | 1994-05-13 | Kawai Musical Instr Mfg Co Ltd | Electronic musical instrument with learning function |
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