초록 ▼

A flat rim type motor drive mechanism is disclosed for driving a bicycle which includes a motor having a rotor made of a multi-layer mylar film rotor coil and fastened inside a housing coupled to the spokes of either wheel of a bicycle, an epicyclic gearing fastened inside the housing and driven by

A flat rim type motor drive mechanism is disclosed for driving a bicycle which includes a motor having a rotor made of a multi-layer mylar film rotor coil and fastened inside a housing coupled to the spokes of either wheel of a bicycle, an epicyclic gearing fastened inside the housing and driven by the motor to rotate the wheel of the bicycle via the housing and the spokes, and a swivel type speed governor handle controlled to regulate the voltage and current from a DC power supply to the motor.

대표청구항 ▼

A low profile rim type motor drive mechanism for a bicycle comprising a housing adapted to be fastened to the spokes of a bicycle wheel, a motor disposed inside said housing and including a rotor made of a multilayer mylar film rotor coil, a hollow central shaft adapted to be fixed to a central hub

A low profile rim type motor drive mechanism for a bicycle comprising a housing adapted to be fastened to the spokes of a bicycle wheel, a motor disposed inside said housing and including a rotor made of a multilayer mylar film rotor coil, a hollow central shaft adapted to be fixed to a central hub of the bicycle wheel, a DC power supply adapted for mounting to the frame of said bicycle, a DC power input cable inserted through said hollow central shaft and connected between said motor and said DC power supply, an epicyclic gearing mechanism disposed inside and attached to said housing which is driven by said motor to turn said housing for rotating the bicycle wheel.