Aeroplane cabin lighting arrangement
First Claim
1. A lighting arrangement mounted at or in the ceiling of a vehicle, in particular a cabin overhead lighting arrangement in an aeroplane cabin, wherein the lighting arrangement comprises a plurality or spot light sources (8) each comprising at least one white light emitting diode (LED) (9), holders (10) each having respectively one said diode (LED) (9) fixed therein, said holders being introduced from above into bores located at or in said ceiling (4), said diodes being at least partially connected to each other in parallel or in series relationship and connected to at least one power supply unit (14).
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Accused Products
Abstract
Proposed is a lighting arrangement which is mounted at or in the ceiling (4) preferably of an aeroplane cabin (2), comprising a plurality of punctiform light sources (8), wherein the punctiform light sources (8) have at least one light emitting diode (LED) (9) and are at least partially connected together in parallel or in series and are connected to at least one power supply unit (14). A Zener diode (15) is connected in parallel in the reverse direction in relation to each light emitting diode or light emitting diode group. The power supply unit (14) is such that it provides for a constant current flow. The light emitting diodes used are preferably white light emitting diodes.
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Citations
8 Claims
- 1. A lighting arrangement mounted at or in the ceiling of a vehicle, in particular a cabin overhead lighting arrangement in an aeroplane cabin, wherein the lighting arrangement comprises a plurality or spot light sources (8) each comprising at least one white light emitting diode (LED) (9), holders (10) each having respectively one said diode (LED) (9) fixed therein, said holders being introduced from above into bores located at or in said ceiling (4), said diodes being at least partially connected to each other in parallel or in series relationship and connected to at least one power supply unit (14).
Specification