Wind assisted cycling!

[vickster]

https://www.cyclechat.net/threads/wind-assisted-cycling.275027/#post-6407427

 

[Cerdic]

Looks like a bike that wants to be a hovercraft...

 

[Pat "5mph"]

https://www.cyclechat.net/threads/wind-assisted-cycling.275027/#post-6407427

Mod note: merged

 

[rualexander]

I saw a Japanese guy cycle touring in New Zealand in 1993 with the same idea, although his was a smaller diameter.

 

[MntnMan62]

Me thinks someone's had a wee bit too much scotch.