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ILLUMINATING DEVICE, OMNIDIRECTIONAL LUMINAIRE AND RETROFIT LAMP WITH THE ILLUMINATING DEVICE

Abstract(summary):

The present invention relates to an illuminating device (100), comprising a plurality of light sources (1), a bulb (2) and a heat sink (3), characterized by that the heat sink (3) comprises a base (4) and a plurality of support arms (5) extending from a circumferential edge of the base (4), an inner surface of respective support arm (5) is mounted with a part of the light source (1), and the heat sink (3) is partially inserted into the bulb (2) with the plurality of support arms (5) and define an enclosed space (R) with the bulb (2) for accommodating the light sources (1). In addition, the present invention further relates to an omnidirectional luminaire and a retrofit lamp comprising such heat sink.


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