UNITARY HEAT SINK FOR SOLID STATE LAMP

摘要

A unitary heat sink that includes fins and roots configured to provide improved thermal management for solid state light sources. In an embodiment, the unitary heat sink includes a central hub portion composed of a thermally conducting metal, a plurality of fins projecting away from the central hub portion in a first direction, and a plurality of roots projecting away from the central hub portion in a second direction generally opposite from the first direction.

主权项

1. A lamp comprising:
a solid state light source; a unitary heat sink element thermally connected to the solid state light source, the unitary heat sink comprising a central hub, a plurality of fins extending in a first direction from the central hub and a plurality of roots extending in a second direction from the central hub, the second direction being generally opposite to the first direction; a capper configured for seating the roots of the unitary heat sink and for substantially concealing the roots from view; and an optical element connected to the capper, the optical element surrounding the solid state light source and defining a volume therein, wherein the fins of the unitary heat sink are positioned substantially within the volume.