JPS61120865U - - Google Patents
Info
- Publication number
- JPS61120865U JPS61120865U JP241585U JP241585U JPS61120865U JP S61120865 U JPS61120865 U JP S61120865U JP 241585 U JP241585 U JP 241585U JP 241585 U JP241585 U JP 241585U JP S61120865 U JPS61120865 U JP S61120865U
- Authority
- JP
- Japan
- Prior art keywords
- yoke
- reed switch
- magnetic
- door
- permanent magnet
- 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.)
- Granted
Links
- 235000014676 Phragmites communis Nutrition 0.000 claims description 9
- 230000004907 flux Effects 0.000 claims description 4
- 238000012790 confirmation Methods 0.000 claims description 2
- 239000000696 magnetic material Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
Landscapes
- Switches That Are Operated By Magnetic Or Electric Fields (AREA)
Description
第１図は本考案に係る扉開閉確認装置の第１実
施例を示す正断面図、第２図は同側断面図、第３
図は同底面図、第４図は角θを９０°としたとき
の距離ｘとリードスイツチに作用する磁束密度と
の関係を示すグラフ、第５図Ａはアーマチユアー
片離脱状態を示す側面図、第５図Ｂはアーマチユ
アー片吸着状態を示す側面図、第６図は本考案の
第２実施例を示す底面図、第７図は距離ｘが０の
ときの角θとリードスイツチに作用する磁束密度
との関係を示すグラフ、第８図は距離ｘと角θの
両者を変化させてリードスイツチの感動、開放領
域を求めたグラフ、第９図は本考案の第３実施例
を示す正断面図である。
１……マグネツトキヤツチ、２……永久磁石、
３……ヨーク片、４……樹脂ケース、１０……リ
ードスイツチ。
Fig. 1 is a front sectional view showing the first embodiment of the door opening/closing confirmation device according to the present invention, Fig. 2 is a sectional view of the same side, and Fig. 3 is a sectional view of the same side.
The figure is a bottom view of the same, Figure 4 is a graph showing the relationship between distance x and magnetic flux density acting on the reed switch when angle θ is 90°, Figure 5A is a side view showing the armature piece detached state, Fig. 5B is a side view showing the armature piece being attracted, Fig. 6 is a bottom view showing the second embodiment of the present invention, and Fig. 7 is the angle θ when the distance x is 0 and the magnetic flux acting on the reed switch. A graph showing the relationship with the density. Fig. 8 is a graph showing the reed switch's impression and open area by changing both the distance x and the angle θ. Fig. 9 is a cross section showing the third embodiment of the present invention. It is a diagram. 1...Magnetic catch, 2...Permanent magnet,
3...Yoke piece, 4...Resin case, 10...Reed switch.
Claims (1)
の両磁極面にそれぞれ配置されたヨークとを有し
ていて該ヨークの一方の長手方向端面で扉側磁性
体を吸着するマグネツトキヤツチと、前記ヨーク
の他方の長手方向端面又は前記ヨークの短手方向
端面に対向するリードスイツチとを備え、前記扉
側磁性体吸着時の前記ヨークの前記リードスイツ
チに及ぼす磁束密度が前記リードスイツチの開放
値以下であり、前記扉側磁性体離脱時の前記ヨー
クの前記リードスイツチに及ぼす磁束密度を前記
リードスイツチの感動値以上となしたことを特徴
とする扉開閉確認装置。 a magnetic catch that has a permanent magnet with magnetic poles formed on both end faces and a yoke disposed on both magnetic pole faces of the permanent magnet, and attracts a door-side magnetic body with one longitudinal end face of the yoke; a reed switch facing the other longitudinal end surface of the yoke or the lateral end surface of the yoke, and the magnetic flux density exerted on the reed switch of the yoke when the door-side magnetic material is attracted is equal to the open value of the reed switch. The door opening/closing confirmation device is as follows, and the magnetic flux density exerted on the reed switch of the yoke when the door-side magnetic body is detached is set to be equal to or higher than the impression value of the reed switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985002415U JPH0545718Y2 (en) | 1985-01-14 | 1985-01-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985002415U JPH0545718Y2 (en) | 1985-01-14 | 1985-01-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61120865U true JPS61120865U (en) | 1986-07-30 |
| JPH0545718Y2 JPH0545718Y2 (en) | 1993-11-25 |
Family
ID=30476073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985002415U Expired - Lifetime JPH0545718Y2 (en) | 1985-01-14 | 1985-01-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0545718Y2 (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4862165U (en) * | 1971-11-15 | 1973-08-07 | ||
| JPS4946060U (en) * | 1972-08-01 | 1974-04-23 | ||
| JPS51111068U (en) * | 1975-03-05 | 1976-09-08 | ||
| JPS58162986U (en) * | 1982-04-24 | 1983-10-29 | 松下電工株式会社 | Installation structure of magnet to door |
-
1985
- 1985-01-14 JP JP1985002415U patent/JPH0545718Y2/ja not_active Expired - Lifetime
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4862165U (en) * | 1971-11-15 | 1973-08-07 | ||
| JPS4946060U (en) * | 1972-08-01 | 1974-04-23 | ||
| JPS51111068U (en) * | 1975-03-05 | 1976-09-08 | ||
| JPS58162986U (en) * | 1982-04-24 | 1983-10-29 | 松下電工株式会社 | Installation structure of magnet to door |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0545718Y2 (en) | 1993-11-25 |