JPS61190642U - - Google Patents
Info
- Publication number
- JPS61190642U JPS61190642U JP7467785U JP7467785U JPS61190642U JP S61190642 U JPS61190642 U JP S61190642U JP 7467785 U JP7467785 U JP 7467785U JP 7467785 U JP7467785 U JP 7467785U JP S61190642 U JPS61190642 U JP S61190642U
- Authority
- JP
- Japan
- Prior art keywords
- reed switch
- electromagnetic coil
- energized
- normally open
- mentioned
- 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
- 235000014676 Phragmites communis Nutrition 0.000 claims description 7
- 230000035945 sensitivity Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Keying Circuit Devices (AREA)
- Switches That Are Operated By Magnetic Or Electric Fields (AREA)
- Relay Circuits (AREA)
Description
第１図はこの考案による磁気検知器の一例を示
す回路図、第２図は電磁コイルとリードスイツチ
との構成を示す斜視図、第３図は従来の磁気検知
器の一例を示す回路図である。
１…電磁コイル、２ａ，２ｂ…リードスイツチ
、５，９…負荷。
Fig. 1 is a circuit diagram showing an example of a magnetic detector according to this invention, Fig. 2 is a perspective view showing the configuration of an electromagnetic coil and a reed switch, and Fig. 3 is a circuit diagram showing an example of a conventional magnetic detector. be. 1... Electromagnetic coil, 2a, 2b... Reed switch, 5, 9... Load.
Claims (1)
くとも１つの常開形リードスイツチを設定し、こ
のリードスイツチの閉成で上記電磁コイルに通電
して上記リードスイツチを自己保持するように構
成したことを特徴とする磁気検知器。 (2) 上記電磁コイルは、その通電時に常開形リ
ードスイツチの感度値以下で、かつ上記リードス
イツチの保持値以上の磁界が発生するように構成
してなる実用新案登録請求の範囲第１項記載の磁
気検知器。[Claims for Utility Model Registration] (1) At least one normally open reed switch is set inside a cylindrically wound electromagnetic coil, and when the reed switch is closed, the electromagnetic coil is energized and the above-mentioned A magnetic detector characterized in that a reed switch is configured to self-hold. (2) The above-mentioned electromagnetic coil is configured to generate a magnetic field that is less than the sensitivity value of the normally open reed switch and greater than the holding value of the reed switch when energized. Magnetic detector as described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7467785U JPS61190642U (en) | 1985-05-20 | 1985-05-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7467785U JPS61190642U (en) | 1985-05-20 | 1985-05-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61190642U true JPS61190642U (en) | 1986-11-27 |
Family
ID=30615193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7467785U Pending JPS61190642U (en) | 1985-05-20 | 1985-05-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61190642U (en) |
-
1985
- 1985-05-20 JP JP7467785U patent/JPS61190642U/ja active Pending