Patent ID: 7246918

Claim:
A large area outdoor lighting system adapted for support on a high mast support pole, said lighting system comprising: a lighting system frame comprising an elongated, horizontally extending rack assembly supporting plural spaced apart light fixtures, said light fixtures projecting light generally downwardly; bracket means interconnecting said frame with said support pole; a first set of plural elongated, generally horizontally extending, spaced apart slats forming light baffles for said light fixtures to prevent projection of light in at least one direction with respect to said lighting system, said slats of said first set being fixed spaced apart relative to each other and generally horizontally extending to form elongated slots therebetween to minimize wind resistance of said slats of said first set while shielding an area from light transmission, said slats of said first set being supported on spaced apart, generally vertically depending rods connected at an upper end thereof, respectively, to said rack assembly, said slats of said first set being secured spaced from each other by plural spacers disposed on said rods and between respective ones of said slats of said first set to provide said slots; an elongated rack member secured to said rods at spaced apart points with said slats of said first set disposed between said rack member and said rack assembly; spaced apart braces connected to said rack member and to said rack assembly for reinforcing said slats of said first set in a working position thereof wherein said braces comprise plural brace members interconnected to each other and to said rack assembly and said rack member, respectively, and adjustable for adjusting an overall height of a set of said slats for selectively varying said area which is shielded from light transmission; and a second set of slats supported on said rack assembly spaced from said first set of slats and on an opposite side of said light fixtures from said first set of slats, said second set of slats including plural spaced apart slats connected to plural spaced apart vertically depending rods and forming a second light baffle for blocking transmission of light from said light fixtures in another direction.