JPS63115720U - - Google Patents
Info
- Publication number
- JPS63115720U JPS63115720U JP602487U JP602487U JPS63115720U JP S63115720 U JPS63115720 U JP S63115720U JP 602487 U JP602487 U JP 602487U JP 602487 U JP602487 U JP 602487U JP S63115720 U JPS63115720 U JP S63115720U
- Authority
- JP
- Japan
- Prior art keywords
- light
- dial
- guide plate
- light guide
- pointer
- 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
- 238000005286 illumination Methods 0.000 claims description 6
Landscapes
- Details Of Measuring Devices (AREA)
- Details Of Measuring And Other Instruments (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Arrangements Of Lighting Devices For Vehicle Interiors, Mounting And Supporting Thereof, Circuits Therefore (AREA)
Description
第１図は本考案による照明装置を適用した計器
の一例を示す断面図、第２図は第１図中の一部分
の他の断面を拡大して示す断面図、第３図は第１
図の一部分の平面図、第４図は第１図の文字板の
一例を示す断面図、第５図は第４図の文字板の正
面図、第６図乃至第１１図は第１図の文字板の例
をそれぞれ示す断面図、第１２図は従来の照明装
置を採用した計器の断面図、第１３図は第１２図
中の一部分の拡大断面図、第１４図は第１２図の
導光板の平面図である。
３……導光板、１３……文字板照明用導光板、
１３ａ１，１３ａ２……光導入部、２３……指針
照明用導光板、２３ａ１，２３ａ２……光導入部
、２３ｂ……光導出部、４……文字板、９……指
針、９ａ……受光部。
FIG. 1 is a sectional view showing an example of a meter to which the lighting device according to the present invention is applied, FIG. 2 is an enlarged sectional view showing another cross section of a part of FIG.
FIG. 4 is a sectional view showing an example of the dial plate shown in FIG. 1, FIG. 5 is a front view of the dial plate shown in FIG. 12 is a sectional view of an instrument employing a conventional illumination device, FIG. 13 is an enlarged sectional view of a portion of FIG. 12, and FIG. It is a top view of a light plate. 3... Light guide plate, 13... Light guide plate for dial plate illumination,
13a 1 , 13a 2 ... light introduction part, 23 ... light guide plate for pointer illumination, 23a 1 , 23a 2 ... light introduction part, 23b ... light guide part, 4 ... dial, 9 ... pointer, 9a ……Light receiving section.
Claims (1)
透光性部分を透過させて文字板の前面を透過照明
すると共に透光性材料からなる指針の受光部に入
射して指針を光輝させるようにした計器の照明装
置において、 前記導光板が、光源からの光を文字板の背面全
面に均一に拡散して導光する文字板照明用導光板
と、該文字板照明用導光板と別体に形成され、光
源からの光を前記指針の受光部に対応する光導出
部に集光するように導光する指針照明用導光板と
からなることを特徴とする計器の照明装置。[Claims for Utility Model Registration] Light from a light source is guided by a light guide plate and transmitted through a translucent part of the dial to illuminate the front surface of the dial, and the light receiving part of the pointer made of a translucent material. In the instrument illumination device, the light guide plate includes a light guide plate for dial illumination that uniformly diffuses and guides light from the light source over the entire back surface of the dial; It is characterized by comprising a light guide plate for pointer illumination, which is formed separately from the light guide plate for illuminating the dial, and guides light from the light source so as to converge it on a light output portion corresponding to the light receiving portion of the pointer. Lighting system for the instrument.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP602487U JPS63115720U (en) | 1987-01-21 | 1987-01-21 | |
| US07/014,322 US4771368A (en) | 1986-02-17 | 1987-02-13 | Meter dial illuminating device |
| DE3704574A DE3704574C2 (en) | 1986-02-17 | 1987-02-13 | Dial for a measuring instrument |
| KR2019910019703U KR920007925Y1 (en) | 1986-02-17 | 1991-11-16 | Meter lighting apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP602487U JPS63115720U (en) | 1987-01-21 | 1987-01-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63115720U true JPS63115720U (en) | 1988-07-26 |
Family
ID=30788151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP602487U Pending JPS63115720U (en) | 1986-02-17 | 1987-01-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63115720U (en) |
-
1987
- 1987-01-21 JP JP602487U patent/JPS63115720U/ja active Pending
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