JPH0348831U - - Google Patents
Info
- Publication number
- JPH0348831U JPH0348831U JP11009989U JP11009989U JPH0348831U JP H0348831 U JPH0348831 U JP H0348831U JP 11009989 U JP11009989 U JP 11009989U JP 11009989 U JP11009989 U JP 11009989U JP H0348831 U JPH0348831 U JP H0348831U
- Authority
- JP
- Japan
- Prior art keywords
- reed switch
- switch
- magnet
- switching operation
- security
- 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 11
- 239000007769 metal material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Landscapes
- Switches That Are Operated By Magnetic Or Electric Fields (AREA)
Description
第１図は本考案によるセキユリテイスイツチの
一実施例を示す概略平面図、第２図は第１図のセ
キユリテイスイツチの変形例を示す概略平面図で
ある。第３図は従来のセキユリテイスイツチの一
例を示す概略平面図である。
１０，１０′……セキユリテイスイツチ、１１
……鴨居等、１２……リードスイツチ、１３……
ドア等、１４……マグネツト、１５，１５′……
コイル、１６……磁性金属材料。
FIG. 1 is a schematic plan view showing an embodiment of the security switch according to the present invention, and FIG. 2 is a schematic plan view showing a modification of the security switch shown in FIG. FIG. 3 is a schematic plan view showing an example of a conventional security switch. 10,10'...Security switch, 11
...Kamoi et al., 12...Reed Switch, 13...
Door, etc., 14... Magnet, 15, 15'...
Coil, 16...Magnetic metal material.
Claims (1)
して相対的に接近、離隔されることにより、該リ
ードスイツチにスイツチング動作を行わせるマグ
ネツトと、上記リードスイツチの近傍に配設され
、マグネツトがリードスイツチに近接している状
態で、上記リードスイツチのスイツチング動作を
検査すべく、マグネツトからリードスイツチに与
えられた磁界を打ち消す磁界を形成するように適
宜給電されるコイルとからなるセキユリテイスイ
ツチ。 (2) 前記オイルがリードスイツチの周囲に巻回
されていることを特徴とする、請求項１に記載の
セキユリテイスイツチ。 (3) 前記コイルがリードスイツチの近傍に配設
された棒状の磁性体を芯材として、この芯材の周
囲に巻回されていることを特徴とする、請求項１
に記載のセキユリテイスイツチ。[Claims for Utility Model Registration] (1) A reed switch, a magnet that is moved relatively close to or separated from the reed switch to cause the reed switch to perform a switching operation, and a magnet located near the reed switch that causes the reed switch to perform a switching operation. In order to test the switching operation of the reed switch with the magnet in close proximity to the reed switch, a coil is suitably powered to form a magnetic field that cancels out the magnetic field applied to the reed switch by the magnet. Security switch consisting of. (2) The security switch according to claim 1, wherein the oil is wound around the reed switch. (3) Claim 1, wherein the coil is wound around a core of a rod-shaped magnetic body disposed near the reed switch.
The security switch described in .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11009989U JPH0348831U (en) | 1989-09-20 | 1989-09-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11009989U JPH0348831U (en) | 1989-09-20 | 1989-09-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0348831U true JPH0348831U (en) | 1991-05-10 |
Family
ID=31658651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11009989U Pending JPH0348831U (en) | 1989-09-20 | 1989-09-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0348831U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016114296A (en) * | 2014-12-15 | 2016-06-23 | 株式会社ハーマン | Inspection method of detection device for heating cooker |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62222528A (en) * | 1986-03-24 | 1987-09-30 | 綜合警備保障株式会社 | Proximity switch |
-
1989
- 1989-09-20 JP JP11009989U patent/JPH0348831U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62222528A (en) * | 1986-03-24 | 1987-09-30 | 綜合警備保障株式会社 | Proximity switch |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016114296A (en) * | 2014-12-15 | 2016-06-23 | 株式会社ハーマン | Inspection method of detection device for heating cooker |