FIELD: lighting.
SUBSTANCE: invention relates to lighting engineering, to light sources used in devices for illumination. In the electric filament lamp containing a base, a translucent bulb with a holder arranged inside the bulb, while the bulb has a through channel, around which there is located a luminous body. Supporting the luminous body element is installed on the wall of the channel and can be equipped with a dielectric.
EFFECT: reduced heating of lamp bulb.
1 cl, 3 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| ELECTRIC FILAMENT LAMP | 2015 |
|
RU2576656C1 |
| FILAMENT LAMP | 1992 |
|
RU2046449C1 |
| ELECTRIC FILAMENT LAMP | 1992 |
|
RU2096864C1 |
| ELECTRIC FILAMENT LAMP | 2015 |
|
RU2576655C1 |
| ELECTRIC FILAMENT LAMP | 1992 |
|
RU2054744C1 |
| ELECTRIC FILAMENT LAMP | 1992 |
|
RU2054743C1 |
| ELECTRICAL INCANDESCENT LAMP | 0 |
|
SU1833929A1 |
| INCANDESCENT LAMP | 2006 |
|
RU2303829C1 |
| LED LAMP | 2016 |
|
RU2635654C1 |
| INCANDESCENT LAMP | 1992 |
|
RU2097870C1 |
