ES337779A1 - Un dispositivo de paraluz. - Google Patents
Un dispositivo de paraluz.Info
- Publication number
- ES337779A1 ES337779A1 ES337779A ES337779A ES337779A1 ES 337779 A1 ES337779 A1 ES 337779A1 ES 337779 A ES337779 A ES 337779A ES 337779 A ES337779 A ES 337779A ES 337779 A1 ES337779 A1 ES 337779A1
- Authority
- ES
- Spain
- Prior art keywords
- underface
- blades
- reflecting
- planar
- light
- 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
Links
- 230000004048 modification Effects 0.000 abstract 1
- 238000012986 modification Methods 0.000 abstract 1
Classifications
-
- 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
- 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
-
- 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)
- Road Signs Or Road Markings (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR52876A FR1488264A (fr) | 1966-03-10 | 1966-03-10 | Paralumes fixes à récupération de lumière naturelle |
Publications (1)
Publication Number | Publication Date |
---|---|
ES337779A1 true ES337779A1 (es) | 1968-06-16 |
Family
ID=8603419
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES337779A Expired ES337779A1 (es) | 1966-03-10 | 1967-03-09 | Un dispositivo de paraluz. |
Country Status (3)
Country | Link |
---|---|
ES (1) | ES337779A1 (es) |
FR (1) | FR1488264A (es) |
GB (1) | GB1177542A (es) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108363128A (zh) * | 2018-04-17 | 2018-08-03 | 招商局重庆交通科研设计院有限公司 | 一种雪区隧道洞外减光装置及方法 |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4028958C1 (es) * | 1990-09-12 | 1992-02-27 | Schulte-Umberg, Hildegard, 8000 Muenchen, De | |
FR2693228B1 (fr) * | 1992-07-03 | 1994-09-23 | Andre Bigazzi | Structrure écran à gradient de luminosité variable notamment pour tête de tunnel. |
CN100451281C (zh) * | 2007-01-24 | 2009-01-14 | 易继先 | 设置在公路隧道口处的减光棚 |
CN102661152A (zh) * | 2012-05-23 | 2012-09-12 | 云南承泰科技有限公司 | 一种隧道出入口光栅遮栏 |
ITBS20120172A1 (it) | 2012-12-07 | 2014-06-08 | Enesy Engineering And Electrical Sy Stems S R L | Struttura di copertura di una sede stradale |
CN105089156B (zh) * | 2014-05-16 | 2017-07-14 | 武汉电力设备厂 | 工程出口框架 |
CN108870212A (zh) * | 2018-08-20 | 2018-11-23 | 广西南宁都市阳光照明工程有限公司 | 一种隧道灯安装系统及安装方法 |
-
1966
- 1966-03-10 FR FR52876A patent/FR1488264A/fr not_active Expired
-
1967
- 1967-03-09 ES ES337779A patent/ES337779A1/es not_active Expired
- 1967-03-10 GB GB1144367A patent/GB1177542A/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108363128A (zh) * | 2018-04-17 | 2018-08-03 | 招商局重庆交通科研设计院有限公司 | 一种雪区隧道洞外减光装置及方法 |
CN108363128B (zh) * | 2018-04-17 | 2023-04-25 | 招商局重庆交通科研设计院有限公司 | 一种雪区隧道洞外减光装置及方法 |
Also Published As
Publication number | Publication date |
---|---|
GB1177542A (en) | 1970-01-14 |
FR1488264A (fr) | 1967-07-13 |
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