JPH0421281B2 - - Google Patents
Info
- Publication number
- JPH0421281B2 JPH0421281B2 JP59259497A JP25949784A JPH0421281B2 JP H0421281 B2 JPH0421281 B2 JP H0421281B2 JP 59259497 A JP59259497 A JP 59259497A JP 25949784 A JP25949784 A JP 25949784A JP H0421281 B2 JPH0421281 B2 JP H0421281B2
- Authority
- JP
- Japan
- Prior art keywords
- traffic volume
- tunnel
- hourly traffic
- light
- light distribution
- 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.)
- Expired - Lifetime
Links
Landscapes
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59259497A JPS61138404A (ja) | 1984-12-07 | 1984-12-07 | トンネル照明装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59259497A JPS61138404A (ja) | 1984-12-07 | 1984-12-07 | トンネル照明装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61138404A JPS61138404A (ja) | 1986-06-25 |
| JPH0421281B2 true JPH0421281B2 (fr) | 1992-04-09 |
Family
ID=17334915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59259497A Granted JPS61138404A (ja) | 1984-12-07 | 1984-12-07 | トンネル照明装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61138404A (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4651528B2 (ja) * | 2005-12-16 | 2011-03-16 | 小糸工業株式会社 | 点灯制御装置および照明装置 |
| JP2011253772A (ja) * | 2010-06-03 | 2011-12-15 | Panasonic Electric Works Co Ltd | 配光可変式照明器具及びそれを用いた道路用照明システム |
| WO2014013380A1 (fr) * | 2012-07-17 | 2014-01-23 | Koninklijke Philips N.V. | Dispositif d'éclairage et son procédé de commande destinés à émettre sélectivement de la lumière dans le sens de la circulation ou à l'opposé de celui-ci |
-
1984
- 1984-12-07 JP JP59259497A patent/JPS61138404A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61138404A (ja) | 1986-06-25 |
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