Patent ID: 8443818

Claim:
A touchless automatic car wash system in a wash area comprising: an overhead carriage; a spray arm having a vertical axis and depending along said axis from the carriage into the wash area; a system for driving the spray arm in a path at least partially circumnavigating a vehicle in the wash area; said spray arm including a multiple-circuit illumination system extending along substantially the vertical length thereof for producing illumination visible to a driver of a vehicle in the wash area; and a multiple-channel slip ring electrical connector between said carriage and said arm for carrying electrical power to individual illumination system circuits, wherein each illumination system circuit comprises a plurality of LEDs, and wherein the spray arm includes a fluid conduit and a hollow, translucent sleeve surrounding and enclosing said conduit, said plurality of LEDs being disposed internally of said sleeve such that the illumination emitted is visible substantially fully around said sleeve.