JPH0360088U - - Google Patents
Info
- Publication number
- JPH0360088U JPH0360088U JP12038789U JP12038789U JPH0360088U JP H0360088 U JPH0360088 U JP H0360088U JP 12038789 U JP12038789 U JP 12038789U JP 12038789 U JP12038789 U JP 12038789U JP H0360088 U JPH0360088 U JP H0360088U
- Authority
- JP
- Japan
- Prior art keywords
- battery
- voltage
- reference voltage
- display device
- comparing
- 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
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Measurement Of Current Or Voltage (AREA)
Description
第1図は本考案の電池の残量表示装置の一実施
例を示す回路図、第2図は電池の残量特性説明図
、第3図は従来の電池の残量表示装置の回路図、
第4図は第3図の電池の残量特性説明図である。
1……電池、2……可変抵抗器、3a,3b,
3c,4a,4b,4c,9……抵抗器、5a,
5b,5c……比較回路、6a,6b,6c……
駆動トランジスタ、7……表示回路、7a,7b
,7c……LED、10……ツエナーダイオード
である。
Fig. 1 is a circuit diagram showing an embodiment of the battery remaining capacity display device of the present invention, Fig. 2 is a diagram illustrating the remaining battery capacity characteristics, and Fig. 3 is a circuit diagram of a conventional battery remaining capacity display device.
FIG. 4 is an explanatory diagram of remaining capacity characteristics of the battery shown in FIG. 3. 1...Battery, 2...Variable resistor, 3a, 3b,
3c, 4a, 4b, 4c, 9...Resistor, 5a,
5b, 5c... Comparison circuit, 6a, 6b, 6c...
Drive transistor, 7...Display circuit, 7a, 7b
, 7c...LED, 10... Zener diode.
Claims (1)
よつて容量が増加する電池と、該電池の電圧と基
準電圧とを比較する比較手段と、該比較手段の出
力信号により上記電池の残量を表示する表示手段
とを有する電池の残量表示装置に於いて、 上記基準電圧を抵抗器の温度特性とは異なる方
向の温度特性を有する素子を介して得る様にして
成ることを特徴とする電池の残量表示装置。[Claims for Utility Model Registration] A battery whose discharge voltage drops during discharge and whose capacity increases as the temperature rises, a comparison means for comparing the voltage of the battery with a reference voltage, and a comparison means for comparing the voltage of the battery with a reference voltage. In a battery remaining capacity display device having a display means for displaying the remaining capacity of the battery by an output signal, the reference voltage is obtained through an element having a temperature characteristic in a direction different from that of the resistor. A battery remaining amount display device comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989120387U JP2539330Y2 (en) | 1989-10-13 | 1989-10-13 | Battery level display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989120387U JP2539330Y2 (en) | 1989-10-13 | 1989-10-13 | Battery level display |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0360088U true JPH0360088U (en) | 1991-06-13 |
| JP2539330Y2 JP2539330Y2 (en) | 1997-06-25 |
Family
ID=31668464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989120387U Expired - Lifetime JP2539330Y2 (en) | 1989-10-13 | 1989-10-13 | Battery level display |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2539330Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007064041A (en) * | 2005-08-30 | 2007-03-15 | Hanshin Electric Co Ltd | Ignition coil for internal combustion engine |
| JP2009281272A (en) * | 2008-05-22 | 2009-12-03 | Hanshin Electric Co Ltd | Ignition coil for internal combustion engine |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6444481U (en) * | 1987-09-11 | 1989-03-16 | ||
| JPH01100479A (en) * | 1987-10-13 | 1989-04-18 | Sony Corp | Battery having residue display function |
-
1989
- 1989-10-13 JP JP1989120387U patent/JP2539330Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6444481U (en) * | 1987-09-11 | 1989-03-16 | ||
| JPH01100479A (en) * | 1987-10-13 | 1989-04-18 | Sony Corp | Battery having residue display function |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007064041A (en) * | 2005-08-30 | 2007-03-15 | Hanshin Electric Co Ltd | Ignition coil for internal combustion engine |
| JP2009281272A (en) * | 2008-05-22 | 2009-12-03 | Hanshin Electric Co Ltd | Ignition coil for internal combustion engine |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2539330Y2 (en) | 1997-06-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |