JPS61119234U

JPS61119234U -

Info

Publication number: JPS61119234U
Application number: JP171985U
Authority: JP
Priority date: 1985-01-10
Filing date: 1985-01-10
Publication date: 1986-07-28

Description

[Brief explanation of drawings]

第１図は本考案の第１の実施例を示す回路図、
第２図は第１図に示す装置における感熱素子の抵
抗温度特性と通電電流との関係及びリレーの接点
のＯＮ、ＯＦＦ動作との関係を示す説明図、第３
図ａは本考案の第２の実施例を示す回路図、第３
図ｂは第３図ａに示す装置における感熱素子の抵
抗温度特性と通電電流との関係及びリレーの接点
のＯＮ、ＯＦＦ動作との関係を示す説明図、第４
図ａは本考案の第３の実施例を示す回路図、第４
図ｂは第４図ａに示す装置における感熱素子の抵
抗温度特性と通電電流との関係及びリレーの接点
のＯＮ、ＯＦＦ動作との関係を示す説明図である
。１，１１，２１……感熱素子、２……リードス
イツチ、３……コイル、５……リードリレー、Ｅ
……直流電源。 FIG. 1 is a circuit diagram showing a first embodiment of the present invention;
Figure 2 is an explanatory diagram showing the relationship between the resistance-temperature characteristics of the heat-sensitive element and the conducting current in the device shown in Figure 1, and the relationship between the ON and OFF operations of the relay contacts;
Figure a is a circuit diagram showing the second embodiment of the present invention;
Figure b is an explanatory diagram showing the relationship between the resistance-temperature characteristics of the heat-sensitive element and the conducting current in the device shown in Figure 3a, and the relationship between the ON and OFF operations of the relay contacts.
Figure a is a circuit diagram showing the third embodiment of the present invention;
FIG. 4B is an explanatory diagram showing the relationship between the resistance-temperature characteristics of the heat-sensitive element and the applied current, and the ON/OFF operation of the relay contacts in the device shown in FIG. 4A. 1, 11, 21...Thermal element, 2...Reed switch, 3...Coil, 5...Reed relay, E
...DC power supply.

Claims

[Claims for Utility Model Registration] (1) A relay equipped with a heat-sensitive element whose electrical resistance value changes depending on the ambient temperature and a coil whose current is controlled by the heat-sensitive element, and which operates within a predetermined set temperature range. A temperature switch device characterized in that a relay contact is turned on and off. (2) The heat-sensitive element is an element having a positive resistance-temperature characteristic, and the relay is composed of a coil and a reed switch, and the reed switch is turned from an ON state to an OFF state at a predetermined set temperature as the ambient temperature rises. The temperature switch device according to claim 1 of the utility model registration claim. (3) The heat-sensitive element is an element having negative resistance-temperature characteristics, and the relay is composed of a coil and a reed switch, and turns the reed switch from an OFF state to an ON state at a predetermined set temperature as the ambient temperature rises. The temperature switch device according to claim 1 of the utility model registration claim. (4) The heat-sensitive semiconductor element is configured by connecting in series an element with a positive resistance-temperature characteristic and an element with a negative resistance-temperature characteristic, and performs ON/OFF operation of the relay in a first set temperature range. The temperature switch device according to claim 1, which is a registered utility model, wherein the relay is also turned on and off in a second set temperature range different from this set temperature range.