Patent ID: 6652122
Filing Date: 2003-11-25
Classification: F21K,F21S,F21V,F21Y

Abstract:
A low-power high-intensity lighting apparatus, comprising:a housing including a curved reflector; a lamp base mounted in said housing; a lamp unit mounted on said lamp base, said lamp unit including at least one light emitting diode and generating light that propagates rearwardly toward said reflector and that is reflected forwardly by said reflector; wherein said reflector has a concave reflective surface with an intermediate part, said lamp base being mounted to said reflector at said intermediate part of said concave reflective surface; wherein said intermediate part of said concave reflective surface is formed with an internally threaded mounting hole, said lamp base including a coupling post having an externally threaded end that engages said reflector in said mounting hole; wherein said lamp base further includes a cap having a base wall portion, a surrounding wall portion extending from said base wall portion, and a post engaging portion extending from said surrounding wall portion for engaging one end of said coupling post opposite to said externally threaded end.