LED lamp and method of making the same
First Claim
1. A lighting device comprising:
- a multi-faceted heat sink with facets in a center portion facing outward, the facets forming a central semi-enclosed portion, the heat sink further including a plurality of fins, each of the fins placed between adjacent facets and protruding outwardly from the heat sink;
a plurality of circuit boards with semiconductor emitters mounted thereon, each of the circuit boards being mounted on a respective facet of the heat sink;
a light-diffusion housing covering the plurality of circuit boards;
a power module in communication with the circuit boards and operable to convert power to be compatible with the semiconductor emitters; and
a power connector assembly in electrical communication with the power module.
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Accused Products
Abstract
A lighting device includes a multi-faceted heat sink with facets in a center portion facing outward. The facets form a central enclosed portion, and the heat sink further has a plurality of fins, where each of the fins is placed between adjacent facets and protrudes outwardly from the heat sink. The lighting device also has a plurality of circuit boards with semiconductor emitters mounted thereon. Each of the circuit boards is mounted on a respective facet of the heat sink. The lighting device also has a light-diffusion housing covering the plurality of circuit boards, a power module in communication with the circuit boards and operable to convert power to be compatible with the semiconductor emitters, and a power connector assembly in electrical communication with the power module.
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Citations
20 Claims
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1. A lighting device comprising:
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a multi-faceted heat sink with facets in a center portion facing outward, the facets forming a central semi-enclosed portion, the heat sink further including a plurality of fins, each of the fins placed between adjacent facets and protruding outwardly from the heat sink; a plurality of circuit boards with semiconductor emitters mounted thereon, each of the circuit boards being mounted on a respective facet of the heat sink; a light-diffusion housing covering the plurality of circuit boards; a power module in communication with the circuit boards and operable to convert power to be compatible with the semiconductor emitters; and a power connector assembly in electrical communication with the power module. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A lamp comprising:
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a heat sink with a plurality of fins and facets, the facets arranged around a central axis and facing outwardly from the central axis, each of the fins placed between adjacent ones of the facets and extending outwardly from the central axis; a plurality of circuit boards, each one of the circuit boards mounted on a respective facet, each one of the circuit boards including an array of semiconductor emitters thereon; a light diffusing housing covering each of the facets and exposing the fins; a power conversion module in communication with the semiconductor emitters; and a power connector in communication with the power conversion module. - View Dependent Claims (12, 13, 14, 15, 16, 17)
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18. A method for making a lamp, the method comprising:
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providing a heat sink, the heat sink comprising a plurality of fins and facets, the facets arranged around a central axis and facing outwardly from the central axis, each of the fins placed between adjacent ones of the facets and extending outwardly from the central axis; disposing a plurality of circuit boards on the plurality of facets, each of the circuit boards including an array of semiconductor emitters; electrically connecting the semiconductor emitters to a power conversion device; enclosing the facets with a light diffusing housing; and coupling a power connector to the heat sink and electrically connecting the power connector to the power conversion device. - View Dependent Claims (19, 20)
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Specification