JPH03123212U - - Google Patents
Info
- Publication number
- JPH03123212U JPH03123212U JP3191490U JP3191490U JPH03123212U JP H03123212 U JPH03123212 U JP H03123212U JP 3191490 U JP3191490 U JP 3191490U JP 3191490 U JP3191490 U JP 3191490U JP H03123212 U JPH03123212 U JP H03123212U
- Authority
- JP
- Japan
- Prior art keywords
- light
- emitting element
- emitting
- self
- terminal
- 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
- 239000002131 composite material Substances 0.000 claims description 3
- 239000003086 colorant Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 235000007889 Osmunda cinnamomea Nutrition 0.000 description 1
- 244000119329 Osmunda cinnamomea Species 0.000 description 1
Landscapes
- Details Of Measuring And Other Instruments (AREA)
- Details Of Measuring Devices (AREA)
Description
第１図及び第２図は本考案による自発光式指針
装置の駆動回路の実施例をそれぞれ示す図、第３
図は第１図及び第２図の駆動回路により駆動され
る自発光式指針装置を装着した車両用計器の構成
例を示す図、第４図は従来の駆動回路を示す図、
第５図は第４図の駆動回路により駆動される自発
光式指針装置を有する車両用計器を示す図である
。
１……複合発光素子、Ｄ１，Ｄ２……発光ダイ
オード（発光素子）、Ｄ３〜Ｄ６……ダイオード
（一方向性素子）、Ｔ１，Ｔ２……端子、５４１
，５４２……端子（接続手段）、５５１，５５２
……ヒゲ全舞（接続手段）、Ｒ１〜Ｒ６……抵抗
、ＳＷ１，ＳＷ２……スイツチ、Ｑ１，Ｑ２……
トランジスタ、ＶＢ……バツテリ。
1 and 2 are diagrams showing an embodiment of a drive circuit for a self-luminous pointer device according to the present invention, respectively.
The figure shows a configuration example of a vehicle instrument equipped with a self-luminous pointer device driven by the drive circuit of FIGS. 1 and 2, and FIG. 4 shows a conventional drive circuit.
FIG. 5 is a diagram showing a vehicle instrument having a self-luminous pointer device driven by the drive circuit shown in FIG. 4. 1...Composite light emitting element, D1 , D2 ...Light emitting diode (light emitting element), D3 to D6 ...Diode (unidirectional element), T1 , T2 ...Terminal, 54 1
,54 2 ...terminal (connection means), 55 1 ,55 2
... Mustache Zenmai (connection means), R 1 to R 6 ... Resistance, SW 1 , SW 2 ... Switch, Q 1 , Q 2 ...
Transistor, VB... battery.
Claims (1)
光素子を指針に内蔵した自発光式指針装置におい
て、 前記複合発光素子を、各発光素子に一方向性素
子をそれぞれ直列接続した２つの直列回路を互い
に逆方向に並列接続した２端子素子として構成し
、各端子を接続手段を介して駆動回路にそれぞれ
接続して点灯駆動するようにした、 ことを特徴とする自発光式指針装置。[Claims for Utility Model Registration] In a self-luminous pointer device in which a composite light-emitting element having two light-emitting elements emitting light of different colors is built into the pointer, the composite light-emitting element is provided with a unidirectional element connected in series to each light-emitting element. A self-luminous device characterized in that two connected series circuits are configured as a two-terminal element connected in parallel in opposite directions, and each terminal is connected to a drive circuit through a connecting means to drive lighting. Expression pointer device.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3191490U JPH03123212U (en) | 1990-03-29 | 1990-03-29 | |
| US07/601,643 US5142453A (en) | 1989-10-26 | 1990-10-23 | Illuminant pointer needle assembly for vehicular instrument |
| DE4034015A DE4034015B4 (en) | 1989-10-26 | 1990-10-25 | Illuminated needle device for a vehicle display instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3191490U JPH03123212U (en) | 1990-03-29 | 1990-03-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03123212U true JPH03123212U (en) | 1991-12-16 |
Family
ID=31534720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3191490U Pending JPH03123212U (en) | 1989-10-26 | 1990-03-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03123212U (en) |
-
1990
- 1990-03-29 JP JP3191490U patent/JPH03123212U/ja active Pending
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