David Calley heads Planet Rider LLC, a design group working on a highly innovative three-wheel commuter vehicle that combines pedaling, electric power and aerodynamics to make for an exciting ride. Any resemblance between this machine and the average e-bike is like the difference between an early Rogallo wing and the Archaeopteryx. He has made a significant notch in fuel savings for big rig trucks with the angular extensions you see on tailgates of trailers cruising America’s highways. Fuel savings of five percent or more are a boon to fleet operators, thanks to Calley’s patented design, now manufactured by ATDynamics. He is also a member of the CAFE Foundation’s advisory board. Thus, it was informative to see his presentation at the eighth annual Electric Aircraft Symposium. His work on low-RPM motors using his simple transverse flux motor design enables excellent power and high torque from light-weight, compact motors. This fits the need to swing big, slow propellers for applications such as …
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