Another forthcoming design, from Norway's Elpedal, follows a similar vein of thought, in that its PodBike features an expandable battery pack system to power the electric assist velomobile for a range of up to 37 miles per charge on single pack, while the rider spins the pedals to «control» the vehicle and add a bit of pedal - generated electricity back to the battery. (treehugger.com)
I took a test ride of their ELF solar / human - powered hybrid velomobile for Mother Nature Network. (treehugger.com)
But by being close to the ground, they're also less visible, says Kelly Londry, an Ann Arbor, Mich., engineer who has designed velomobiles and consults for American bicycle manufacturers. (treehugger.com)