LED LAMP AND HEAT SINK

摘要

A lamp has an optically transmissive enclosure and a base. At least one LED is located in the enclosure and are operable to emit light when energized through an electrical path from the base. A heat sink comprises a heat dissipating portion having a first part that is located inside of the enclosure and that is thermally coupled to the LED and a second part that is exposed to the ambient environment. The second part comprises a plurality of stems connected to the first part where each stem supports a first overhang that extends over a portion of the enclosure and a second overhang that extends over a portion of the base.

主权项

1. A lamp comprising:
an enclosure; a base; at least one LED located in the enclosure and operable to emit light when energized through an electrical path from the base; a heat sink comprising a heat dissipating portion that is at least partially exposed to the ambient environment and comprises a plurality of fins, the plurality of fins extending to the exterior of the lamp and each of the plurality of fins comprises an overhang that extends over at least one of the base and the enclosure.