This is the proof of concept mockup for a commuter bike with variable frame as part of the diploma thesis of the product-designers daniel knüpfer and stefan wallmann at anhalt university, dessau in mai 2008. In the concept, the frame can be locked by a lever on the handlebar, that feature is missing in the mockup. Also, the springs that help bringing the rider in an upright position need to be adjusted to the riders weight to balance the frame (making it possible to switch positions while leaning back or forth). these springs are too weak in this prototype, therefore the riders in the video need to push the backrest a little bit. only a very lightweight rider managed to bring himself up by simply leaning forward.
more information on www.coroflot.com/stefanwallmann
excelente!
RudolfGanz 1 year ago
I wish You guys You comercialize this prototype. It's fantastic!!!
MaciejDlugosz 2 years ago
I wan't to have such a bike some day.
=)
So make it to the top and sell it !!!
-_- I am Waiting.
O_o
Ikki11235 2 years ago
omg i want one right now!!! :O
electricpsychord 2 years ago
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Tralivali89 2 years ago
Good job, guys. :-)
IPaulau 2 years ago
brilliant !
Talfol 2 years ago