A flashing lamp includes: an LED module and a light distribution unit disposed inside a housing, the light distribution unit is disposed on a light emission side of the LED module, and a light transmissive cover is disposed over an opening of the housing. The LED module includes: a plurality of LED rows; and an adjusting unit that adjusts flashing of the plurality of LED rows on a row-by-row basis. The plurality of LED rows are mounted on one surface of an LED-mounting board, each of the plurality of LED rows has a plurality of LEDs electrically connected on a row-by-row basis. When at least one LED row fails to illuminate, the adjusting unit extends a flashing time of each LED of the remaining LED rows to maintain a luminous intensity of the entire plurality of LED rows within a predetermined range.
FLASHING LAMP AND METHOD FOR ADJUSTING FLASHING OF FLASHING LAMP
2020-08-06
Patent
Electronic Resource
English
IPC: | H05B ELECTRIC HEATING , Elektrische Heizung / B64F GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT , Boden- oder Flugzeugträgerdeckeinrichtungen besonders ausgebildet für die Verwendung in Verbindung mit Luftfahrzeugen / F21S Ortsfeste Leuchten , NON-PORTABLE LIGHTING DEVICES |
Flashing lamp and method for adjusting flashing of flashing lamp
European Patent Office | 2020
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