Hi fernockulated, that is not as far fetched as you me think. For many years old railway passenger carriages, when they had nothing more than basic lighting, had there lighting powered by a generator driven by a leather belt running around one of the carriages axles. So why not try it on a trailer, the technology is there? [img]style_emoticons/<#EMO_DIR#>/laugh.gif[/img]
regards 8)
