JPS589847U - Automotive instrument panel dimmer - Google Patents
Automotive instrument panel dimmerInfo
- Publication number
- JPS589847U JPS589847U JP10585181U JP10585181U JPS589847U JP S589847 U JPS589847 U JP S589847U JP 10585181 U JP10585181 U JP 10585181U JP 10585181 U JP10585181 U JP 10585181U JP S589847 U JPS589847 U JP S589847U
- Authority
- JP
- Japan
- Prior art keywords
- instrument panel
- dimming
- turned
- illumination lamp
- variable resistor
- 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
- Arrangements Of Lighting Devices For Vehicle Interiors, Mounting And Supporting Thereof, Circuits Therefore (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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図および第２図はそれぞれ従来装置の回路図、第３
図はこの考案による自動車用計器盤の調光装置の一実施
例を示す回路図である。
４・・・ライティングスイッチ、５ｂ・・・計器盤照明
用ランプ、６・・・調光用可変抵抗、７・・・イグニッ
ションスイッチ、９ｂ・・・第２の制御用トランジスタ
、１１・・・昼間時の明るき設定用抵抗。なお、図中同
一符号は同一または相当部分を示す。Figures 1 and 2 are circuit diagrams of the conventional device, respectively.
The figure is a circuit diagram showing an embodiment of a dimmer device for an automobile instrument panel according to this invention. 4... Lighting switch, 5b... Lamp for instrument panel illumination, 6... Variable resistor for dimming, 7... Ignition switch, 9b... Second control transistor, 11... Daytime Resistor for setting brightness of time. Note that the same reference numerals in the figures indicate the same or corresponding parts.
Claims (1)
明用ランプに直列接続された調光用可変抵抗によって調
光可能に上記計器盤照明用ランプが点灯する自動車用計
器盤の調光装置において、上記調光用可変抵抗に並列に
抵抗とスイッチング素子の直列回路を接続し、上記ライ
ティングスイッチのオフ時、イグニッションスイッチを
オンすることにより上記スイッチング素子がオンして上
記調光用可変抵抗の抵抗値に無関係に上記計器盤照明用
ランプを所定の明るさで点灯させることを特徴とする自
動車用計器盤の調光装置。In the dimmer device for an automobile instrument panel, in which the instrument panel illumination lamp is turned on in a dimming manner by a dimming variable resistor connected in series to the instrument panel illumination lamp when a lighting switch is turned on. A series circuit of a resistor and a switching element is connected in parallel to the variable resistor for dimming, and when the lighting switch is off, turning on the ignition switch turns on the switching element, regardless of the resistance value of the variable resistor for dimming. A light control device for an automobile instrument panel, characterized in that the instrument panel illumination lamp is turned on at a predetermined brightness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10585181U JPS589847U (en) | 1981-07-14 | 1981-07-14 | Automotive instrument panel dimmer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10585181U JPS589847U (en) | 1981-07-14 | 1981-07-14 | Automotive instrument panel dimmer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS589847U true JPS589847U (en) | 1983-01-22 |
Family
ID=29900369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10585181U Pending JPS589847U (en) | 1981-07-14 | 1981-07-14 | Automotive instrument panel dimmer |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS589847U (en) |
-
1981
- 1981-07-14 JP JP10585181U patent/JPS589847U/en active Pending
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