FirstFlight
Senior Retro Guru
Yep, one of those ideas that pops up every now and again. This one is from 1991 and uses what is basically an oversized speedometer cable to drive the front wheel. And in case you were curious, no, it doesn't work very well!
More pictures and details @ http://mombat.org/MOMBAT/Bikes/1991_Legacy2x2.html
More pictures and details @ http://mombat.org/MOMBAT/Bikes/1991_Legacy2x2.html