LU61842A1 - - Google Patents
Info
- Publication number
- LU61842A1 LU61842A1 LU61842DA LU61842A1 LU 61842 A1 LU61842 A1 LU 61842A1 LU 61842D A LU61842D A LU 61842DA LU 61842 A1 LU61842 A1 LU 61842A1
- Authority
- LU
- Luxembourg
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
- G08G1/095—Traffic lights
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V5/00—Refractors for light sources
- F21V5/04—Refractors for light sources of lens shape
- F21V5/045—Refractors for light sources of lens shape the lens having discontinuous faces, e.g. Fresnel lenses
-
- 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
- F21W2111/00—Use or application of lighting devices or systems for signalling, marking or indicating, not provided for in codes F21W2102/00 – F21W2107/00
- F21W2111/02—Use or application of lighting devices or systems for signalling, marking or indicating, not provided for in codes F21W2102/00 – F21W2107/00 for roads, paths or the like
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Optical Elements Other Than Lenses (AREA)
- Optical Communication System (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19691951199 DE1951199C (en) | 1969-10-10 | Signal light, in particular for railway traffic safety systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| LU61842A1 true LU61842A1 (en) | 1971-05-02 |
Family
ID=5747884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| LU61842D LU61842A1 (en) | 1969-10-10 | 1970-10-08 |
Country Status (6)
| Country | Link |
|---|---|
| AT (1) | AT316363B (en) |
| BE (1) | BE757287A (en) |
| CH (1) | CH523560A (en) |
| FR (1) | FR2065349A5 (en) |
| LU (1) | LU61842A1 (en) |
| NL (1) | NL7014843A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2060962A (en) * | 1979-07-12 | 1981-05-07 | Thorn Electrical Ind Ltd | Lighting unit for glide path landing |
-
0
- BE BE757287D patent/BE757287A/en unknown
-
1970
- 1970-10-06 CH CH1481670A patent/CH523560A/en not_active IP Right Cessation
- 1970-10-08 LU LU61842D patent/LU61842A1/xx unknown
- 1970-10-09 NL NL7014843A patent/NL7014843A/xx not_active Application Discontinuation
- 1970-10-12 FR FR7036778A patent/FR2065349A5/fr not_active Expired
- 1970-10-12 AT AT916770A patent/AT316363B/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| CH523560A (en) | 1972-05-31 |
| BE757287A (en) | 1971-03-16 |
| AT316363B (en) | 1974-07-10 |
| FR2065349A5 (en) | 1971-07-23 |
| DE1951199A1 (en) | 1971-07-01 |
| NL7014843A (en) | 1971-04-14 |
| DE1951199B2 (en) | 1973-01-04 |