Patent ID: 7182386

Claim:
In a vehicle having a cab and a section to the rear of the cab; a cap which is capable of being positioned on the section to close it; a first cab light on the cab and facing the section; the first cab light comprising a bulb socket into which a light bulb may be positioned; and a second cap light on the cap; the improvement comprising an assembly for transferring electrical power between said first cab and the second cap lights, said assembly comprising: a first electrical conductor having one end connected to said second cap light; a plug adjacent the other end of said conductor and which is constructed to be received into the bulb socket of the first cab light when the light bulb has been removed; and whereby when the cap is not positioned on the section, the first cab light on the cab is functional; and when the cap is positioned on the section to close it, the second cap light on the cap is capable of being energized through said bulb socket, plug and conductor.