Patent ID: 9434447
Filing Date: 2016-09-06
CPC Classification: B62M

Claim Text:
1. A bicycle, comprising: a front wheel; a rear wheel; and a frame supporting the front wheel and the rear wheel; an electric motor supported by the frame; wherein the frame further comprises a bottom bracket defining a first axis, a second axis and a third axis, wherein each of the first axis, the second axis and the third axis is spaced apart in a longitudinal direction of the bicycle from both of the others of the first axis, the second axis and the third axis; a pedal crank assembly is supported for rotation about the first axis and comprises a first driven gear and a first drive gear, a second gear is supported for rotation about the second axis, and a third driven gear and a third drive gear are supported for rotation about the third axis, the motor drives the first driven gear and the first drive gear rotates in response to rotation of the first driven gear, the first drive gear engages and rotates the second gear, which drives the third driven gear, the third drive gear rotates in response to rotation of the third driven gear, and the third drive gear is rotationally coupled to the rear wheel.