Patent ID: 9638285
Date: 2017-05-02
CPC Classifications: B60B,B60K,B60L,B60Y,B62K,B62M,F16H,H02K,Y02T

Claim:
1. A hub motor arrangement, comprising: a housing portion defining an interior space and an axis of rotation; a first lateral support member; a second lateral support member spaced from the first lateral support member along the axis of rotation; a plurality of connecting shafts extending between the first lateral support member and the second lateral support member; a plurality of planet gears, each planet gear being a double spur gear supported on a respective one of the plurality of connecting shafts; a motor occupying a portion of the axis of rotation; a sun gear driven by the motor and that drives a first gear portion of each of the plurality of planet gears; and a ring gear driven by a second gear portion of each of the plurality of planet gears, wherein the ring gear drives the housing portion for rotation about the axis of rotation, wherein a number of the planet gears is less than a number of the connecting shafts.