Electricity generated from speed breakers

Hey > 
Well is dere any1 who can help me out ??? 
I need some suggestions on how to build a prototype of a speed breaker that can be used to generate electricity >>>>> 
I just want to show how the concept works like >>>> 
the few links below shows the concept : 


it would be of gr8 help >>> if ny1 cld help me out in this matter >>>> 

ajitram (author) 6 years ago
oh thnks a lot for that idea >>>
PKM7 years ago
Well, if you buy one of the hand-cranked flashlights that you squeeze rather than turn a handle on, most of the work has been done for you. Then you just need to build it into a model of a speed bump :)