GB514878A - Improvements in or relating to the electrical illumination of vehicles - Google Patents
Improvements in or relating to the electrical illumination of vehiclesInfo
- Publication number
- GB514878A GB514878A GB4571/38A GB457138A GB514878A GB 514878 A GB514878 A GB 514878A GB 4571/38 A GB4571/38 A GB 4571/38A GB 457138 A GB457138 A GB 457138A GB 514878 A GB514878 A GB 514878A
- Authority
- GB
- United Kingdom
- Prior art keywords
- screen
- filament
- degrees
- bulb
- lamp
- 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
- 238000005286 illumination Methods 0.000 title abstract 2
- 239000011800 void material Substances 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K9/00—Lamps having two or more incandescent bodies separately heated
- H01K9/08—Lamps having two or more incandescent bodies separately heated to provide selectively different light effects, e.g. for automobile headlamp
Landscapes
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE514878X | 1937-02-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB514878A true GB514878A (en) | 1939-11-20 |
Family
ID=3871145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB4571/38A Expired GB514878A (en) | 1937-02-12 | 1938-02-14 | Improvements in or relating to the electrical illumination of vehicles |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE419979A (enrdf_load_stackoverflow) |
| FR (1) | FR833511A (enrdf_load_stackoverflow) |
| GB (1) | GB514878A (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1003055B (de) * | 1953-09-03 | 1957-02-21 | Daimler Benz Ag | Scheinwerfer fuer Kraftfahrzeuge |
-
0
- BE BE419979D patent/BE419979A/xx unknown
-
1938
- 1938-02-11 FR FR833511D patent/FR833511A/fr not_active Expired
- 1938-02-14 GB GB4571/38A patent/GB514878A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR833511A (fr) | 1938-10-24 |
| BE419979A (enrdf_load_stackoverflow) |
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