JPH01164640U - - Google Patents
Info
- Publication number
- JPH01164640U JPH01164640U JP6001488U JP6001488U JPH01164640U JP H01164640 U JPH01164640 U JP H01164640U JP 6001488 U JP6001488 U JP 6001488U JP 6001488 U JP6001488 U JP 6001488U JP H01164640 U JPH01164640 U JP H01164640U
- Authority
- JP
- Japan
- Prior art keywords
- temperature
- switch
- reed
- reed switch
- diamagnetic material
- 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
- 239000002889 diamagnetic material Substances 0.000 claims description 6
- 230000005291 magnetic effect Effects 0.000 claims description 2
- 239000000696 magnetic material Substances 0.000 claims description 2
- 230000004907 flux Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Switches That Are Operated By Magnetic Or Electric Fields (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
Description
第1図は本考案の実施例に係る温度スイツチの
構成を示す断面図、第2図は本考案の実施例に係
る感温反磁性材料の温度と帯磁率及び抵抗を示す
図、第3図aは第1図の温度スイツチの動作状態
を示す図、第3図bは第1図の温度スイツチの動
作状態を示す図、第4図は従来例に係る温度スイ
ツチを示す断面図である。
図中1はリードスイツチ、2及び2′はリード
片、3は接点、4は感温反磁性体、5は永久磁石
、51はリードスイツチ、52及び52′はリー
ド片、53は接点、54は感温磁性体、55は永
久磁石である。
FIG. 1 is a cross-sectional view showing the configuration of a temperature switch according to an embodiment of the present invention, FIG. 2 is a diagram showing the temperature, magnetic susceptibility, and resistance of a temperature-sensitive diamagnetic material according to an embodiment of the present invention, and FIG. 3a is a diagram showing the operating state of the temperature switch in FIG. 1, FIG. 3b is a diagram showing the operating state of the temperature switch in FIG. 1, and FIG. 4 is a sectional view showing the conventional temperature switch. In the figure, 1 is a reed switch, 2 and 2' are lead pieces, 3 is a contact, 4 is a temperature-sensitive diamagnetic material, 5 is a permanent magnet, 51 is a reed switch, 52 and 52' are lead pieces, 53 is a contact, 54 is a temperature-sensitive magnetic material, and 55 is a permanent magnet.
Claims (1)
逆方向に延長した一対のリード片を有するリード
スイツチと、該リードスイツチの外周の該リード
片に対応する位置に配置された永久磁石とを有す
る温度スイツチにおいて、 前記永久磁石と前記リードスイツチとの間に、
該一対のリード片への該永久磁石の磁束を十分に
遮る長さを有する反磁性体を有し、前記反磁性体
は超伝導の臨界温度を有する反磁性材料よりなり
、 周囲温度が前記反磁性体の臨界温度以下におい
ては前記リードスイツチの接点を開成し、周囲温
度が前記反磁性体の臨界温度以上においては前記
リードスイツチの接点を閉成することを特徴とす
る温度スイツチ。[Claims for Utility Model Registration] A reed switch having a pair of reed pieces with the vicinity of one end facing each other and the other end extending in opposite directions, and a position corresponding to the reed pieces on the outer periphery of the reed switch. In a temperature switch having a permanent magnet arranged between the permanent magnet and the reed switch,
a diamagnetic material having a length sufficient to block the magnetic flux of the permanent magnet to the pair of lead pieces; the diamagnetic material is made of a diamagnetic material having a critical temperature for superconductivity; A temperature switch characterized in that a contact of the reed switch is opened when the temperature is below the critical temperature of the magnetic material, and a contact of the reed switch is closed when the ambient temperature is above the critical temperature of the diamagnetic material.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988060014U JPH082903Y2 (en) | 1988-05-09 | 1988-05-09 | Temperature switch |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988060014U JPH082903Y2 (en) | 1988-05-09 | 1988-05-09 | Temperature switch |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH01164640U true JPH01164640U (en) | 1989-11-16 |
JPH082903Y2 JPH082903Y2 (en) | 1996-01-29 |
Family
ID=31285741
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1988060014U Expired - Lifetime JPH082903Y2 (en) | 1988-05-09 | 1988-05-09 | Temperature switch |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH082903Y2 (en) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5126283U (en) * | 1974-08-16 | 1976-02-26 | ||
JPS6489301A (en) * | 1987-09-29 | 1989-04-03 | Matsushita Electric Ind Co Ltd | Heat sensitive magnet |
JPH01276526A (en) * | 1988-04-27 | 1989-11-07 | Matsushita Electric Ind Co Ltd | Temperature sensitive switch |
-
1988
- 1988-05-09 JP JP1988060014U patent/JPH082903Y2/en not_active Expired - Lifetime
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5126283U (en) * | 1974-08-16 | 1976-02-26 | ||
JPS6489301A (en) * | 1987-09-29 | 1989-04-03 | Matsushita Electric Ind Co Ltd | Heat sensitive magnet |
JPH01276526A (en) * | 1988-04-27 | 1989-11-07 | Matsushita Electric Ind Co Ltd | Temperature sensitive switch |
Also Published As
Publication number | Publication date |
---|---|
JPH082903Y2 (en) | 1996-01-29 |
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