Detachable motor drive for a bicycle
OwnerSteve Ohinventor
Life of this patent
Estimating the term…
Abstract
A motor drive for a bicycle is provided. The motor drive includes a drive wheel and a motor device driving the drive wheel. The drive wheel contacts the ground and moves the bicycle by rotating friction between the drive wheel and the ground. The motor device includes a fixing portion that attaches the motor device to the frame of the bicycle, and a driving portion that holds the drive wheel and drives the drive wheel. The driving portion is pivotable with respect to the fixing portion between a parking state and a driving state. The drive wheel is spaced from the ground in the parking state, and contacts the ground in the driving state.
Claims15
A motor drive for a bicycle, wherein the bicycle comprises a frame, a front wheel and a rear wheel rotatably attached to the frame, a sprocket wheel attached to the frame and two pedals that rotate the sprocket wheel, the motor drive comprising:
- a) a drive wheel;
- and
- b) a motor device driving the drive wheel, wherein the drive wheel contacts the ground and moves the bicycle by rotating friction between the drive wheel and the ground, wherein the motor device comprises a fixing portion that attaches the motor device to the frame of the bicycle, and a driving portion that holds the drive wheel and drives the drive wheel, wherein the driving portion is pivotable with respect to the fixing portion between a parking state and a driving state, wherein the drive wheel is spaced from the ground in the parking state, wherein the drive wheel contacts the ground in the driving state.
Dependencies are inferred from the claim text.