JPH02125551U - - Google Patents
Info
- Publication number
- JPH02125551U JPH02125551U JP3529589U JP3529589U JPH02125551U JP H02125551 U JPH02125551 U JP H02125551U JP 3529589 U JP3529589 U JP 3529589U JP 3529589 U JP3529589 U JP 3529589U JP H02125551 U JPH02125551 U JP H02125551U
- Authority
- JP
- Japan
- Prior art keywords
- secondary battery
- polarity
- charging device
- charging
- voltage
- 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
- 238000010586 diagram Methods 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 1
Description
第１図はこの考案の一実施例を示す電気回路図
、第２図及び第３図は他の実施例を示す要部電気
回路図である。
１……直流電源及び電流制御回路、２……切替
回路、ｅ……交流電源、ＴＲ……降圧トランス、
Ｂ……全波整流ブリツジ、Ｃ……コンデンサ、Ｓ
Ｗ……スイツチ、Ｒ１〜Ｒ３……限流抵抗、Ｔ１
，Ｔ２，Ｔ３，Ｔ４……端子、Ｑ１〜Ｑ４……ト
ランジスタ、Ｒ４〜Ｒ７……ベース抵抗、Ｂ……
二次電池。
FIG. 1 is an electrical circuit diagram showing one embodiment of this invention, and FIGS. 2 and 3 are main part electrical circuit diagrams showing other embodiments. 1... DC power supply and current control circuit, 2... Switching circuit, e... AC power supply, TR... Step-down transformer,
B...Full wave rectifier bridge, C...Capacitor, S
W...Switch, R1 to R3...Current limiting resistor, T1
, T2, T3, T4...terminal, Q1-Q4...transistor, R4-R7...base resistance, B...
Secondary battery.
Claims (1)
に接続して充電するように構成した充電装置にお
いて、 二次電池の残留電圧の極性を検出して充電装置
の出力の極性を切り換える切換手段を備え、接続
される二次電池の極性に一致する極性の電圧を出
力することを特徴とする二次電池充電装置。[Claim for Utility Model Registration] In a charging device configured to connect a DC power source to a secondary battery for charging via a charging current control circuit, the charging device detects the polarity of the residual voltage of the secondary battery. A secondary battery charging device comprising a switching means for switching the polarity of an output, and outputting a voltage having a polarity that matches the polarity of a connected secondary battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3529589U JPH02125551U (en) | 1989-03-27 | 1989-03-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3529589U JPH02125551U (en) | 1989-03-27 | 1989-03-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02125551U true JPH02125551U (en) | 1990-10-16 |
Family
ID=31540521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3529589U Pending JPH02125551U (en) | 1989-03-27 | 1989-03-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02125551U (en) |
-
1989
- 1989-03-27 JP JP3529589U patent/JPH02125551U/ja active Pending