Patent ID: 8866410
Filing Date: 2014-10-21
Classification: H05B

Abstract:
1. A lighting device, comprising: at least a first string of solid state lighting devices, a second string of solid state lighting devices and a third string of solid state lighting devices; at least a first power line; means for supplying a permanently established first set current through said first string of solid state lighting devices when line voltage is supplied to said first power line, said means for supplying a permanently established first set current incapable of being adjusted to supply through said first string of solid state light emitters any current other than said permanently established first set current when line voltage is supplied to said first power line; means for supplying a permanently established second set current through said second string of solid state lighting devices when line voltage is supplied to said first power line, said means for supplying a permanently established second set current incapable of being adjusted to supply through said second string of solid state light emitters any current other than said permanently established second set current when line voltage is supplied to said first power line; and means for supplying through the third string of solid state lighting devices a third string current.