JPS6174818U - - Google Patents
Info
- Publication number
- JPS6174818U JPS6174818U JP15946284U JP15946284U JPS6174818U JP S6174818 U JPS6174818 U JP S6174818U JP 15946284 U JP15946284 U JP 15946284U JP 15946284 U JP15946284 U JP 15946284U JP S6174818 U JPS6174818 U JP S6174818U
- Authority
- JP
- Japan
- Prior art keywords
- bimetal
- fixed
- fixed resistors
- terminals
- power supply
- 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
- 238000010438 heat treatment Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
- 230000003321 amplification Effects 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
Landscapes
- Indication And Recording Devices For Special Purposes And Tariff Metering Devices (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
Description
第１図は本考案よりなるバイメタル式計器回路
の実施例を示した回路図、第２図はその特性図、
第３図、第４図、第５図、第６図、第７図、第８
図、第９図、第１０図、第１１図、第１２図、第
１３図、第１４図、第１５図、第１６図は本考案
の夫々の他の実施例を示した回路図、第１７図は
従来例を示した回路図である。
１…車載バツテリ、２…定電圧回路、３…抵抗
、４…ツエナーダイオード、５…サーミスタ、６
，７，８…抵抗、９…ツエナーダイオード、１０
…バイメタル式計器、１１…指針駆動用バイメタ
ル、１２…バイメタル加熱用ヒートワイヤ、１３
，１４…電流増幅用トランジスタ、１５…電流制
限用抵抗、１６…ポジスタ又は摺動式抵抗、１７
…電圧増幅用トランジスタ、１８…抵抗、１９…
バツテリ逆接防止用ダイオード、２０…サージ吸
収用コンデンサ、２１，２２…指示調整用可変抵
抗、２３…ツエナーダイオード、２４，２５…ダ
イオード、２６…サーミスタ、２７…バリスタ、
２８，２９，３０…抵抗。
Figure 1 is a circuit diagram showing an embodiment of the bimetallic instrument circuit according to the present invention, Figure 2 is its characteristic diagram,
Figure 3, Figure 4, Figure 5, Figure 6, Figure 7, Figure 8
9, FIG. 10, FIG. 11, FIG. 12, FIG. 13, FIG. 14, FIG. 15, and FIG. 16 are circuit diagrams showing other embodiments of the present invention. FIG. 17 is a circuit diagram showing a conventional example. 1... Vehicle battery, 2... Constant voltage circuit, 3... Resistor, 4... Zener diode, 5... Thermistor, 6
, 7, 8...Resistor, 9...Zener diode, 10
...bimetal type instrument, 11...bimetal for pointer drive, 12...heat wire for bimetal heating, 13
, 14... Current amplification transistor, 15... Current limiting resistor, 16... POSISTOR or sliding resistor, 17
...Voltage amplification transistor, 18...Resistor, 19...
Diode for preventing battery reverse connection, 20... Capacitor for surge absorption, 21, 22... Variable resistor for adjusting indication, 23... Zener diode, 24, 25... Diode, 26... Thermistor, 27... Varistor,
28, 29, 30...resistance.
Claims (1)
センサ５，１６と固定抵抗６とからなる直列回路
と、２つの固定抵抗７，８からなる直列回路とを
互に並列に接続すると共に定電圧化直流電源２の
両端子間に接続し、前記可変抵抗式センサ５，１
６と固定抵抗６の接続点と前記２つの固定抵抗７
，８の接続点との間に非線形回路９，２３，２４
，２５，２６，２７，２８，２９，３０を接続し
、さらに、バイメタル式計器１０のバイメタル加
熱用ヒートワイヤ１２と直列接続され、かつ直流
電源１，２の両端子間に接続された電流増幅用ト
ランジスタ１３，１４を、前記２つの固定抵抗７
，８の接続点に発生する電圧信号に基づいて制御
してなることを特徴とするバイメタル式計器回路
。 A series circuit consisting of a variable resistance type sensor 5, 16 whose resistance value changes depending on the amount to be measured and a fixed resistor 6, and a series circuit consisting of two fixed resistors 7, 8 are connected in parallel with each other and It is connected between both terminals of the voltage DC power supply 2, and the variable resistance type sensors 5, 1
6 and the connection point between the fixed resistor 6 and the two fixed resistors 7
, 8 and the nonlinear circuits 9, 23, 24 between them.
, 25, 26, 27, 28, 29, and 30, and further connected in series with the bimetal heating heat wire 12 of the bimetal meter 10, and connected between both terminals of the DC power supply 1 and 2. The transistors 13 and 14 are connected to the two fixed resistors 7.
, 8 is controlled based on the voltage signal generated at the connection point of the bimetallic instrument circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15946284U JPS6174818U (en) | 1984-10-22 | 1984-10-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15946284U JPS6174818U (en) | 1984-10-22 | 1984-10-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6174818U true JPS6174818U (en) | 1986-05-20 |
Family
ID=30717418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15946284U Pending JPS6174818U (en) | 1984-10-22 | 1984-10-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6174818U (en) |
-
1984
- 1984-10-22 JP JP15946284U patent/JPS6174818U/ja active Pending
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