BE685401A - - Google Patents
Info
- Publication number
- BE685401A BE685401A BE685401DA BE685401A BE 685401 A BE685401 A BE 685401A BE 685401D A BE685401D A BE 685401DA BE 685401 A BE685401 A BE 685401A
- Authority
- BE
- Belgium
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S11/00—Non-electric lighting devices or systems using daylight
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/14—Layout of tunnels or galleries; Constructional features of tunnels or galleries, not otherwise provided for, e.g. portals, day-light attenuation at tunnel openings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/10—Outdoor lighting
- F21W2131/101—Outdoor lighting of tunnels or the like, e.g. under bridges
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Sustainable Development (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Image Generation (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR27941A FR1459025A (en) | 1965-08-11 | 1965-08-11 | Directed reflection louvers |
| FR52876A FR1488264A (en) | 1966-03-10 | 1966-03-10 | Fixed louvers with natural light recovery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE685401A true BE685401A (en) | 1967-01-16 |
Family
ID=26165375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE685401D BE685401A (en) | 1965-08-11 | 1966-08-11 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE685401A (en) |
| DE (1) | DE1497330A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112780298A (en) * | 2020-12-31 | 2021-05-11 | 广东省交通规划设计研究院股份有限公司 | Assembled tunnel shallow-buried section shed tunnel structure and tunnel construction method |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009039136A1 (en) * | 2009-07-31 | 2011-02-03 | Christian Bartenbach | light guide |
-
1966
- 1966-08-10 DE DE19661497330 patent/DE1497330A1/en active Pending
- 1966-08-11 BE BE685401D patent/BE685401A/xx unknown
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112780298A (en) * | 2020-12-31 | 2021-05-11 | 广东省交通规划设计研究院股份有限公司 | Assembled tunnel shallow-buried section shed tunnel structure and tunnel construction method |
| CN112780298B (en) * | 2020-12-31 | 2023-12-22 | 广东省交通规划设计研究院集团股份有限公司 | Tunnel construction method using fabricated tunnel shallow buried section shed tunnel structure |
Also Published As
| Publication number | Publication date |
|---|---|
| DE1497330A1 (en) | 1969-07-17 |