Mathematical Problems in Engineering / 2013 / Article / Fig 1

Research Article

Design and Analysis of a Novel Speed-Changing Wheel Hub with an Integrated Electric Motor for Electric Bicycles

Figure 1

A novel electromechanical device in which a three-speed wheel hub integrates with an exterior-rotor BLDC hub motor.
(a) Exploded view
(b) Cutaway view
(c) Longitudinal sectional view

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