JPS60183611U - Vehicle air conditioner display circuit - Google Patents
Vehicle air conditioner display circuitInfo
- Publication number
- JPS60183611U JPS60183611U JP7219784U JP7219784U JPS60183611U JP S60183611 U JPS60183611 U JP S60183611U JP 7219784 U JP7219784 U JP 7219784U JP 7219784 U JP7219784 U JP 7219784U JP S60183611 U JPS60183611 U JP S60183611U
- Authority
- JP
- Japan
- Prior art keywords
- vehicle air
- air conditioner
- dimming
- display
- transistor
- 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
Landscapes
- Instrument Panels (AREA)
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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案に係る車両用エアコン表示回路の好適な
実施例を示す回路図である。
１０・・・エアコン表示回路、１２・・・内外気表示回
路、１４・・・モード表示回路、１８・・・エアコン表
示器、２２・・・内気表示器、２４・・・外気表示器、
３６・・・１フエイス、モード表示器、３Ｂ・・・１バ
イレベルヨモ一ド表示器、４０・・・１フツトヨモ一ド
表示器、４２・・・１デフヨモ一ド表示器、４４・・・
１オ一トヨモード表示器、５０・・・減光トランジスタ
、５２・・・減光抵抗、５８・・・逆流防止用ダイオー
ド、６０・・・ライトコントロールスイッチ。FIG. 1 is a circuit diagram showing a preferred embodiment of a vehicle air conditioner display circuit according to the present invention. 10... Air conditioner display circuit, 12... Inside and outside air display circuit, 14... Mode display circuit, 18... Air conditioner display, 22... Inside air indicator, 24... Outside air indicator,
36...1 face, mode display, 3B...1 bi-level front and back display, 40...1 foot and front display, 42...1 differential front and back display, 44...
1 O-Toyo mode indicator, 50... Dimming transistor, 52... Dimming resistor, 58... Backflow prevention diode, 60... Light control switch.
Claims (1)
してそれぞれ各動作状態を表示するための表示器が接続
された車両用エアコン表示回路において、選択的に点灯
される表示器ごとに複数の表示器群が形成され、前記各
表示器群ごとに減光回路が設けられ、該減光回路は各表
示器群の並列接続回路に対して直列接続された減光トラ
ンジスタと該減光トランジスタのエミッタ・コレクタ間
に接続された減光抵抗とを含み、前記各減光回路の減光
トランジスタのベースにはライトコントロールスイッチ
が共通接続され、更に、前記各減光トランジスタのベー
スとライトコントロールスイッチとの間にはそれぞれ逆
流防止用のダイオードが接続されていることを特徴とす
る車両用エアコン表示回路。In a vehicle air conditioner display circuit in which indicators for displaying each operating state are connected to multiple sets of switches that operate various vehicle air conditioners, each display that is selectively lit has multiple displays. A dimming circuit is provided for each display group, and the dimming circuit includes a dimming transistor connected in series to the parallel connection circuit of each display group and an emitter of the dimming transistor. - A light control switch is commonly connected to the base of the light reduction transistor of each of the light reduction circuits, and a light control switch is connected between the base of each light reduction transistor and the light control switch. A vehicle air conditioner display circuit characterized in that diodes for backflow prevention are connected between each.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7219784U JPS60183611U (en) | 1984-05-17 | 1984-05-17 | Vehicle air conditioner display circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7219784U JPS60183611U (en) | 1984-05-17 | 1984-05-17 | Vehicle air conditioner display circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60183611U true JPS60183611U (en) | 1985-12-05 |
Family
ID=30610387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7219784U Pending JPS60183611U (en) | 1984-05-17 | 1984-05-17 | Vehicle air conditioner display circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60183611U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS584432B2 (en) * | 1976-09-14 | 1983-01-26 | 三菱電機株式会社 | Metal pipe induction heating device |
-
1984
- 1984-05-17 JP JP7219784U patent/JPS60183611U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS584432B2 (en) * | 1976-09-14 | 1983-01-26 | 三菱電機株式会社 | Metal pipe induction heating device |
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