'60 MInutes' anchor BIll Whitaker spins the pedal on one of Istvan Varjas's bikes and watches as the wheel keeps turning with the help of a secret electric motor. CBS/ 60 Minutes This cavalier ...
Trying to improve your overall efficiency? A high-efficiency NEMA premium motor helps only marginally if it is paired with an inefficient gearbox, such as a worm-gear drive. The motor is just half the ...
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