JPS62141547U - - Google Patents
Info
- Publication number
- JPS62141547U JPS62141547U JP2944886U JP2944886U JPS62141547U JP S62141547 U JPS62141547 U JP S62141547U JP 2944886 U JP2944886 U JP 2944886U JP 2944886 U JP2944886 U JP 2944886U JP S62141547 U JPS62141547 U JP S62141547U
- Authority
- JP
- Japan
- Prior art keywords
- night
- lamp
- illuminance
- indicator lamp
- lighting
- 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
- 238000001514 detection method Methods 0.000 claims description 3
- 238000005286 illumination Methods 0.000 claims description 3
- 238000004378 air conditioning Methods 0.000 claims 1
- 230000003247 decreasing effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Illuminated Signs And Luminous Advertising (AREA)
Description
第１図は本考案に係る車両用空調装置のインジ
ケータランプ制御回路の構成説明図、第２図は従
来のインジケータランプ制御回路の説明図、第３
図は第２図の制御回路に夜間照明ランプの照度調
節回路を設けた場合の回路説明図である。
２６……インジケータランプ、２８……夜間照
明ランプ、３０……照度調節回路、３２……夜間
照明電流検出回路、３４……ランプ電源回路。
Fig. 1 is an explanatory diagram of the configuration of an indicator lamp control circuit for a vehicle air conditioner according to the present invention, Fig. 2 is an explanatory diagram of a conventional indicator lamp control circuit, and Fig. 3 is an explanatory diagram of a conventional indicator lamp control circuit.
This figure is a circuit explanatory diagram when the control circuit of FIG. 2 is provided with an illuminance adjustment circuit for a night illumination lamp. 26... Indicator lamp, 28... Night lighting lamp, 30... Illuminance adjustment circuit, 32... Night lighting current detection circuit, 34... Lamp power supply circuit.
Claims (1)
パネルに配置されインジケータランプにより車室
内の空調モードを視覚表示する車両用空調装置の
インジケータランプ制御回路において、前記夜間
照明ランプに接続されその照度調節を行うための
照度調節回路と、前記夜間照明ランプの照度調節
された夜間照明電流を検出する夜間照明電流検出
回路と、前記各インジケータランプに所望の発光
電圧を供給するためのランプ電源回路と、を含み
、前記夜間照明電流検出回路の出力によりランプ
電源回路の出力電圧を調整し、夜間照明ランプの
照度に対応してインジケータランプの照度を増減
することを特徴とする車両用空調装置のインジケ
ータランプ制御回路。 In an indicator lamp control circuit for a vehicle air conditioner that is arranged on an instrument panel provided with a night illumination lamp and visually displays an air conditioning mode in a vehicle interior using an indicator lamp, an indicator lamp is connected to the night illumination lamp and is used to adjust the illuminance of the vehicle air conditioner. an illuminance adjustment circuit; a night-lighting current detection circuit for detecting a night-lighting current whose illuminance has been adjusted for the night-lighting lamp; and a lamp power supply circuit for supplying a desired light-emitting voltage to each of the indicator lamps; An indicator lamp control circuit for a vehicle air conditioner, characterized in that the output voltage of a lamp power supply circuit is adjusted by the output of a night lighting current detection circuit, and the illuminance of an indicator lamp is increased or decreased in accordance with the illuminance of a night lighting lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986029448U JPH0423688Y2 (en) | 1986-02-28 | 1986-02-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986029448U JPH0423688Y2 (en) | 1986-02-28 | 1986-02-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62141547U true JPS62141547U (en) | 1987-09-07 |
| JPH0423688Y2 JPH0423688Y2 (en) | 1992-06-03 |
Family
ID=30833337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986029448U Expired JPH0423688Y2 (en) | 1986-02-28 | 1986-02-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0423688Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54182541U (en) * | 1978-06-15 | 1979-12-24 |
-
1986
- 1986-02-28 JP JP1986029448U patent/JPH0423688Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54182541U (en) * | 1978-06-15 | 1979-12-24 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0423688Y2 (en) | 1992-06-03 |