|Patent application number
|DEVICE FOR GENERATING AN AIRFLOW FOR COOLING A HEAT DISSIPATING ELECTRONIC ELEMENT SUCH AS AN LED - The device for generating an air flow for cooling a heat dissipating electronic element such as an LED comprises a channel (
|LED LIGHT UNIT AND METHOD OF OPERATING AN LED LIGHT UNIT - An LED light unit, in particular for a passenger transport vehicle, such as an aircraft, a road vehicle, a ship or a rail car, is disclosed that has at least one LED and is configured to be used with a high intensity discharge lamp power supply that is adapted to monitor its output behavior. The LED light unit comprises a power input coupleable to the high intensity discharge lamp power supply, a capacitor switchably coupled to the power input for absorbing electrical energy from the high intensity discharge lamp power supply, and a power dissipating element switchably coupled to the power input for dissipating electrical energy from the high intensity discharge lamp power supply.
|LED LIGHT UNIT AND METHOD OF PRODUCING AN LED LIGHT UNIT - An LED light unit comprises a support portion, a light source having at least one LED, the light source being arranged on the support portion and having a source-side light intensity distribution (LI
|LED LIGHT UNIT AND METHOD OF REPLACING AN LED LIGHT UNIT - An LED light unit, in particular for a passenger transportation vehicle, such as an aircraft, a road vehicle, a ship or a rail car, has a support portion a light source having at least one LED, the light source being arranged on the support portion, and a refractive optical element having an inner surface and an outer surface the refractive optical element being attached to the support portion and being arranged over the light source. The refractive optical element has a chamfer portion adjacent the support portion, wherein at least one of the inner surface and the outer surface has at least one chamfer surface in the chamfer portion.
|EXTERIOR HELICOPTER LIGHT UNIT AND METHOD OF OPERATING AN EXTERIOR HELICOPTER LIGHT UNIT - An exterior helicopter light unit is disclosed that comprises a movable light head comprising a light source, a first motor and a second motor for actuating the movable light head, and an inverse differential gear assembly coupling the first and second motors to the movable light head in such a way that the first and second motors can tilt and rotate the movable light head in operation.
|ENERGY HARVESTING SYSTEM FOR AN AIRCRAFT - An energy harvesting system for an aircraft includes an energy storage device, and an energy harvesting member electrically connected to the energy storage device and mechanically linked to the aircraft. The energy harvesting member is configured and disposed to generate an electrical energy output in response to one of a change in altitude of, or turbulence on, the aircraft.
|EXTERIOR AIRCRAFT LIGHT UNIT AND AIRCRAFT COMPRISING THE EXTERIOR AIRCRAFT LIGHT UNIT - An exterior aircraft light unit for emitting light of a first wavelength and light of a second wavelength, different from the first wavelength is disclosed. The exterior aircraft light unit has an integrated optical structure, which in turn has a first light source configured to emit the light of the first wavelength, a second light source configured to emit the light of the second wavelength, the second light source being positioned adjacent to the first light source, and an optical element for shaping a light emission distribution of the integrated optical structure. The optical element is arranged with respect to the first light source and the second light source in such a way that it affects both the light of the first wavelength and the light of the second wavelength.
|EMERGENCY LIGHTING SYSTEM FOR AN AIRCRAFT AND AIRCRAFT COMPRISING SUCH EMERGENCY LIGHTING SYSTEM - An emergency lighting system for an aircraft includes an emergency light control unit, having an external power input and at least one external control input for receiving external control commands from at least one of a cockpit crew, a cabin crew, a board computer and an autopilot, and a plurality of autonomous emergency light units, each of the plurality of autonomous emergency light units comprising at least one LED and a rechargeable capacitor. The emergency light control unit is configured to process the external control commands and to communicate emergency light control commands to the plurality of autonomous emergency light units as a response to the external control commands.