JPS59107549U

JPS59107549U - charging circuit

Info

Publication number: JPS59107549U
Application number: JP1983001184U
Authority: JP
Inventors: 正司青井
Original assignee: 九州日立マクセル株式会社
Priority date: 1983-01-07
Filing date: 1983-01-07
Publication date: 1984-07-19
Also published as: JPH0424760Y2

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は本考案を実施した一例を示す外観斜視図、第２
図は電気回路図、第３図ａないしＣはスイッチの切り換
え手順を示す説明図、第４図ａおよびｂは充電状況を示
す説明図である。６・・・充電池、９・・・主電池、１０・・・補助電池
、１９・・・商用交流電源、２０・・・整流回路、２１
・・・インバータ回路、２２・・・交流電源、２３・・
・トランス、２４・・・整流部、２９・・・表示部。；「−Ｔ−一］　　−■」− 叙ヱ ■；：　友　　　７゛：Fig. 1 is an external perspective view showing an example of implementing the present invention;
3 is an electric circuit diagram, FIGS. 3A to 3C are explanatory diagrams showing the switching procedure of the switches, and FIGS. 4A and 4B are explanatory diagrams showing the charging status. 6... Rechargeable battery, 9... Main battery, 10... Auxiliary battery, 19... Commercial AC power supply, 20... Rectifier circuit, 21
...Inverter circuit, 22...AC power supply, 23...
-Transformer, 24... Rectifier, 29... Display section. ; "-T-1] -■"- 僱■; : Friend 7゛:

Claims

[Scope of utility model registration request]

(1) An AC charging power source 22, a transformer 23 that converts the output voltage of the AC charging power source 22 into a predetermined charging voltage, and a pair of charging voltages output from the transformer 23 whose phases are approximately 180 degrees different from each other. A rectifying unit 24 that rectifies the voltage to a half-wave voltage, a set of rechargeable batteries 6 connected to the output side of the rectifying unit 24 and alternately charged by the half-wave voltage, and connected to the output side of the transformer 23, The rechargeable battery 6 is composed of a main battery 9 having a large battery capacity and an auxiliary battery 10 having a smaller battery capacity than the main battery 9. A charging circuit characterized in that it operates only during a half-cycle period for charging an auxiliary battery 10.

(2) The charging circuit according to claim 1, wherein the display section 29 is a light emitting diode.

(3) The AC charging power source 22 includes a rectifier circuit 20 that smoothes the commercial AC power source 19, and an inverter circuit 2 that is driven by the voltage output from the rectifier circuit 20 and outputs a charging voltage.
1. A charging circuit according to claim 1 or 2 of the utility model registration claim. □

(4) The charging according to any one of claims 1 to 3 of the claims registered as a utility model, wherein the transformer 23 has a capacity capable of outputting the minimum charging current necessary to charge the main battery 9. circuit.