Patent ID: 9561837
Date: 2017-02-07
CPC Classifications: B60B,B60Y,B62M,F16H

Claim:
1. A gear reduction drive wheel, comprising: a sun gear attached to a hub; a first planet gear rotationally supported on a first gear shaft and in mechanical communication with said sun gear; a second planet gear rotationally supported on a second gear shaft and in mechanical communication with said first planet gear; and, a ring gear configured to be attached to a rim of a tire of a vehicle and in mechanical communication with said second planet gear; wherein said sun gear, said first planet gear, said second planet gear, and said ring gear are disposed within a gear cavity; wherein said hub is configured to be affixed to a fork of said vehicle; wherein said hub drives said sun gear, said first planet gear, said second planet gear, said ring gear, said rim, and said tire to propel said vehicle, wherein said hub further comprises: carrier bearing journals providing a landing onto which inner races of an idler plate inner bearing and a carrier plate inner bearing are seated; an idler plated mounted to said idler plate bearing; a carrier plate mounted to said carrier plate bearing; frame bearing journals configured to be outboard of said carrier bearing journals; a first crank located on a first end of said hub; a first pedal mechanically connected to said first crank; a second crank located on a second end; a second pedal mechanically connected to said second crank; wherein said idler plate and said carrier plate form outer covers for said gear cavity and support said rim of said tire; wherein said first planes gear is in mechanical communication with said carrier plate.