Patent ID: 6073717
Filing Date: 2000-06-13
Classification: B62M

Abstract:
An electric motor assisted and manual power operated drive assembly for a vehicle and control said assembly comprising an outer housing for journaling a crankshaft for rotation about a crankshaft axis, said crankshaft having opposite ends protruding from said outer housing and adapted to receive crank arms and pedals for application of manual power to said crankshaft, an electric motor having a drive shaft and supported by said outer housing, an output shaft journaled within said outer housing for driving the associated vehicle, a transmission contained within said outer housing for driving said output shaft from said crankshaft and said electric motor drive shaft, and a controller for controlling the operation of said electric motor mounted directly on a side surface of said outer housing, said controller being formed with a central opening through which one end of the crankshaft passes.