JPS6182342U - - Google Patents
Info
- Publication number
- JPS6182342U JPS6182342U JP16750284U JP16750284U JPS6182342U JP S6182342 U JPS6182342 U JP S6182342U JP 16750284 U JP16750284 U JP 16750284U JP 16750284 U JP16750284 U JP 16750284U JP S6182342 U JPS6182342 U JP S6182342U
- Authority
- JP
- Japan
- Prior art keywords
- ventilation hole
- movable core
- fixed core
- electromagnetic contactor
- core
- 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
- 238000009423 ventilation Methods 0.000 claims description 4
- 230000005284 excitation Effects 0.000 claims 1
- 229910001000 nickel titanium Inorganic materials 0.000 claims 1
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims 1
Landscapes
- Thermally Actuated Switches (AREA)
Description
第１図は本考案の電磁接触器の一実施例を示す
縦断面図、第２図は第１図の平面図、第３図は第
１図のカバーの開放状態を示す部分断面図、第４
図は従来の電磁接触器の縦断面図である。
１……ばね、２，６……接点、３，１４……ピ
ン、４……可動鉄心、５……可動部、７……固定
部、８……コイル、９……固定鉄心、１０……ケ
ース、１１……通風穴、１０ｂ……ドレン穴、１
２……カバー、１３……取付穴、１５……感熱素
子。
Fig. 1 is a longitudinal sectional view showing an embodiment of the electromagnetic contactor of the present invention, Fig. 2 is a plan view of Fig. 1, Fig. 3 is a partial sectional view showing the cover in the open state of Fig. 1; 4
The figure is a longitudinal sectional view of a conventional electromagnetic contactor. 1... Spring, 2, 6... Contact, 3, 14... Pin, 4... Movable core, 5... Movable part, 7... Fixed part, 8... Coil, 9... Fixed core, 10... ...Case, 11...Ventilation hole, 10b...Drain hole, 1
2...Cover, 13...Mounting hole, 15...Heat-sensitive element.
Claims (1)
向しこれを吸着する励磁コイルを巻回した固定鉄
心とからなる電磁石を筐体に収納した電磁接触器
において、前記可動鉄心と固定鉄心の吸着面の延
長方向の前記筐体側面に通風穴を設け、通風穴に
面する固定鉄心の側面に取付けたバイメタル又は
ニツケル・チタン合金の形状記憶合金の感熱素子
によつて開閉する通風穴用カバーを筐体に装着し
たことを特徴とする電磁接触器。 In an electromagnetic contactor in which a housing houses an electromagnet consisting of a movable core that connects and separates contacts, and a fixed core around which an excitation coil is wound that faces the movable core and attracts it, the movable core and the fixed core attract each other. A ventilation hole is provided on the side surface of the casing in the direction in which the surface extends, and a cover for the ventilation hole is opened and closed by a heat-sensitive element made of bimetal or nickel-titanium alloy shape memory alloy attached to the side surface of the fixed core facing the ventilation hole. An electromagnetic contactor characterized by being attached to a housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16750284U JPS6182342U (en) | 1984-11-06 | 1984-11-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16750284U JPS6182342U (en) | 1984-11-06 | 1984-11-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6182342U true JPS6182342U (en) | 1986-05-31 |
Family
ID=30725295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16750284U Pending JPS6182342U (en) | 1984-11-06 | 1984-11-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6182342U (en) |
-
1984
- 1984-11-06 JP JP16750284U patent/JPS6182342U/ja active Pending
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