New ideas have always been a cornerstone of aviation. With the advances in technology, aircraft designers have more tools and options than ever before to build personal-size helicopters. Daniel Kocyba believes that his design concept for a two-seat helicopter with tilting, ducted fans will be perfect for police patrols, military applications and especially personal transportation. The aircraft, currently called the Hummel (German for bumblebee), can even be collapsed and rolled around like a cart by one person on its two built-in wheels.  See the Hummel's concept 


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