JPH0413434U - - Google Patents
Info
- Publication number
- JPH0413434U JPH0413434U JP5542190U JP5542190U JPH0413434U JP H0413434 U JPH0413434 U JP H0413434U JP 5542190 U JP5542190 U JP 5542190U JP 5542190 U JP5542190 U JP 5542190U JP H0413434 U JPH0413434 U JP H0413434U
- Authority
- JP
- Japan
- Prior art keywords
- discharge lamps
- chopper circuit
- circuit
- converter
- 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 4
- 238000006243 chemical reaction Methods 0.000 description 1
Landscapes
- Circuit Arrangements For Discharge Lamps (AREA)
Description
第１図はこの考案の一実施例の放電灯多灯用点
灯装置の構成を示すブロツク図、第２図は従来の
放電灯点灯装置を示す回路図、第３図は第２図の
各部のタイムチヤート、第４図は放電灯多灯用点
灯装置の従来例の構成を示すブロツク図、第５図
および第６図はそれぞれ放電灯多灯用点灯装置の
提案例の構成を示すブロツク図である。
ＶＳ……直流電源、１ｈ，１ｉ……昇圧チヨツ
パ回路、２ａ〜２ｄ……変換回路、３ａ〜３ｄ…
…放電ランプ。
Fig. 1 is a block diagram showing the configuration of a lighting device for multiple discharge lamps according to an embodiment of this invention, Fig. 2 is a circuit diagram showing a conventional discharge lamp lighting device, and Fig. 3 shows the various parts of Fig. 2. 4 is a block diagram showing the configuration of a conventional example of a lighting device for multiple discharge lamps, and FIGS. 5 and 6 are block diagrams each showing the configuration of a proposed example of a lighting device for multiple discharge lamps. be. VS...DC power supply, 1h, 1i...Step-up chopper circuit, 2a-2d...Conversion circuit, 3a-3d...
...discharge lamp.
Claims (1)
設けるとともに、この昇圧チヨツパ回路から出力
される直流電圧を交流電圧に変換して自動車のヘ
ツドライトの左右のロービーム用およびハイビー
ム用の４本の放電ランプにそれぞれ給電する４台
の変換回路を設けた放電灯多灯用点灯装置におい
て、 前記昇圧チヨツパ回路を２台とし、左右のロー
ビーム用の２本の放電ランプに給電する２台の変
換回路に一方の昇圧チヨツパ回路を接続し、左右
のハイビーム用の２本の放電ランプに給電する２
台の変換回路に他方の昇圧チヨツパ回路を接続し
たことを特徴とする放電灯多灯用点灯装置。[Claim for Utility Model Registration] A step-up chopper circuit that boosts the voltage of a DC power supply is provided, and the DC voltage output from the step-up chopper circuit is converted into an AC voltage for use in low beams and high beams on the left and right sides of automobile headlights. In the lighting device for multiple discharge lamps, which is provided with four converter circuits that feed power to four discharge lamps, respectively, the step-up chopper circuit is two, and two converter circuits feed power to two discharge lamps for left and right low beams. Connect one step-up chopper circuit to the converter circuit of the stand and supply power to the two discharge lamps for left and right high beams.
A lighting device for multiple discharge lamps, characterized in that one converter circuit is connected to the other step-up chopper circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5542190U JPH0413434U (en) | 1990-05-28 | 1990-05-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5542190U JPH0413434U (en) | 1990-05-28 | 1990-05-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0413434U true JPH0413434U (en) | 1992-02-03 |
Family
ID=31578358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5542190U Pending JPH0413434U (en) | 1990-05-28 | 1990-05-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0413434U (en) |
-
1990
- 1990-05-28 JP JP5542190U patent/JPH0413434U/ja active Pending
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