Patent ID: 8534875

Claim:
A solid state lighting device ( 100 ) comprising: a heat sink ( 108 ) stamped from a single sheet ( 200 ) of thermally conductive material, said heat sink ( 108 ) comprising: a base portion ( 111 ) including a central light module receiving region ( 114 ) configured to receive a light module ( 102 ); a first set of first arms ( 116 ) extending generally radially outwardly from said base ( 111 ); a first set of first transverse members ( 118 ) intersecting with said first set of arms ( 116 ); a first set of first air flow apertures ( 120 ) defined by said base portion ( 111 ), said first set of arms ( 116 ), and said first set of transverse members ( 118 ); and a first set of first radiating plates ( 122 ) having adjacent pairs of radiating plates separated by gaps thereby permitting airflow between said adjacent pairs, wherein each one of said first set of radiating plates ( 122 ) is bent outwardly and extends transversely from a front face of a respective first arm ( 116 ) or first transverse member ( 118 ).