Footbike
Un hybride bicyclette-trottinette Source : footbikeusa.com
Freerider Skatecycle
Un hybride rouli-roulant et bicyclette. Source : Freerider Skatecycle by Brooklyn Workshop
Taga
Un hybride bicyclette-poussette : Taga the ultimate alternative to Bike Trailer and Child Bike Seat via : Taga: it’s not just a bike or …
Une ou deux
Un unicycle convertible en bicycle via Make: Uni/bicycle converts from one wheel to two
Pedalboard
Un hybride vélo / rouli-roulant. Concept par Nicholas G. Sawyers. Source : PedalBoard by Nicholas G. Sawyers | Tuvie