JPH0328459U - - Google Patents
Info
- Publication number
- JPH0328459U JPH0328459U JP8989389U JP8989389U JPH0328459U JP H0328459 U JPH0328459 U JP H0328459U JP 8989389 U JP8989389 U JP 8989389U JP 8989389 U JP8989389 U JP 8989389U JP H0328459 U JPH0328459 U JP H0328459U
- Authority
- JP
- Japan
- Prior art keywords
- light
- vehicle speed
- emitting element
- output voltage
- detecting means
- 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
- 230000003287 optical effect Effects 0.000 claims description 3
- 239000003086 colorant Substances 0.000 claims 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Landscapes
- Illuminated Signs And Luminous Advertising (AREA)
Description
第１図および第２図は本考案の実施例に係り、
第１図は光学式速度計の回路構成図、第２図は光
学式速度計の表示部を示す正面図である。
１……車速検出手段、２……交流電源、３……
半波整流回路、８……発光素子駆動回路、１１…
…発光素子駆動回路、１４１〜１４ｎ……発光ダ
イオード、１５……直流電源、１７……表示部、
１８……基板。
1 and 2 relate to an embodiment of the present invention,
FIG. 1 is a circuit configuration diagram of an optical speedometer, and FIG. 2 is a front view showing a display section of the optical speedometer. 1... Vehicle speed detection means, 2... AC power supply, 3...
Half-wave rectifier circuit, 8... Light emitting element drive circuit, 11...
...Light emitting element drive circuit, 14 1 to 14 n ... Light emitting diode, 15 ... DC power supply, 17 ... Display unit,
18...Substrate.
Claims (1)
と、該車速検出手段からの出力電圧に応じて順次
導通する多数個の発光素子駆動回路と、該各駆動
回路によつてそれぞれ発光せしめられる多数個の
発光素子を備え、該発光素子は車速に応じて発光
色を異ならしめ、当該発光色の異なる１個または
多数個の発光素子を車速に対応して順次配列した
ことを特徴とする光学式速度計。 A vehicle speed detecting means that generates an output voltage according to the vehicle speed, a plurality of light emitting element drive circuits that are sequentially turned on in accordance with the output voltage from the vehicle speed detecting means, and a plurality of light emitting elements each of which is caused to emit light by each of the drive circuits. An optical speed system comprising a light-emitting element, the light-emitting element emits light of a different color depending on the vehicle speed, and one or more light-emitting elements with different light-emitting colors are arranged in sequence in accordance with the vehicle speed. Total.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8989389U JPH0328459U (en) | 1989-07-31 | 1989-07-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8989389U JPH0328459U (en) | 1989-07-31 | 1989-07-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0328459U true JPH0328459U (en) | 1991-03-20 |
Family
ID=31639445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8989389U Pending JPH0328459U (en) | 1989-07-31 | 1989-07-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0328459U (en) |
-
1989
- 1989-07-31 JP JP8989389U patent/JPH0328459U/ja active Pending
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