Lamp for general lighting
First Claim
Patent Images
1. A lamp comprising:
- a lamp housing, which has a light exit opening;
a light source of a first type arranged in the lamp housing;
a lampholder fastened on the lamp housing; and
a light source of a second type fastened on the lampholder, the light source of the second type comprising an organic light-emitting diode, and the light source of the second type arranged downstream of the light exit opening in an emission direction, wherein the lamp housing has a first cavity designed as an ellipsoid of revolution, in some places, the light source of the first type being arranged in a vicinity of one focal point of the ellipsoid of revolution that is remote from the light exit opening, and wherein the light exit opening is arranged in a vicinity of another focal point of the ellipsoid of revolution.
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Abstract
A lamp includes a lamp housing which has a light exit opening. A light source of a first type is arranged in the lamp housing. A mounting is fastened to the lamp housing and at least one light source of a second type is fastened to the holder. The at least one light source of the second type includes an organic light-emitting diode and the at least one light source of the second type is arranged downstream of the light exit opening in an emission direction.
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Citations
23 Claims
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1. A lamp comprising:
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a lamp housing, which has a light exit opening; a light source of a first type arranged in the lamp housing; a lampholder fastened on the lamp housing; and a light source of a second type fastened on the lampholder, the light source of the second type comprising an organic light-emitting diode, and the light source of the second type arranged downstream of the light exit opening in an emission direction, wherein the lamp housing has a first cavity designed as an ellipsoid of revolution, in some places, the light source of the first type being arranged in a vicinity of one focal point of the ellipsoid of revolution that is remote from the light exit opening, and wherein the light exit opening is arranged in a vicinity of another focal point of the ellipsoid of revolution. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18)
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19. A lamp comprising:
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a lamp housing, which has a light exit opening; a light source of a first type arranged in the lamp housing; a lampholder fastened on the lamp housing; a light source of a second type fastened on the lampholder the light source of the second type comprising an organic light-emitting diode, and the light source of the second type arranged downstream of the light exit opening in an emission direction, wherein the lampholder comprises first and second rods, a profile of the second rod proceeding from a profile of the first rod and a rotation about the main axis of extent of the first rod. - View Dependent Claims (20, 21)
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22. A lamp comprising:
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a lamp housing, which has a light exit opening; a light source of a first type arranged in the lamp housing; a lampholder fastened on the lamp housing; a light source of a second type fastened on the lampholder the light source of the second type comprising an organic light-emitting diode, and the light source of the second type arranged downstream of the light exit opening in an emission direction, wherein the second type is reflective, at least in some places, and light emitted during operation of the light source of the first type impinges on and is reflected by the light source of the second type. - View Dependent Claims (23)
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Specification