Patent ID: 8235153
Filing Date: 2012-08-07
Classification: B60L,B60T,B62B,Y02T

Abstract:
1. A motorized wheelbarrow, comprising: a pair of longitudinally extending support frame members; a pair of handles secured to a rear portion of the support frame members; an electric drive motor disposed below the frame members; an electrical motor power source disposed on the wheelbarrow, the power source being electrically connected to the electrical motor; a wheel support member attached to a front end of the longitudinally extending support frame members; a wheel freely rotatable on the wheel support member; a support strut attached below each of the support frame members; a vertically adjustable support leg attached to and extending from the support frame member, the adjustable support leg being attached to the support strut; a chain and sprocket drive mechanism having a motor sprocket attached to a drive shaft of the motor; a wheel sprocket attached to the wheel, the chain of the drive mechanism interconnecting the motor sprocket and the wheel sprocket; an operator-switchable control electrically connected to the electrical motor, the control having an electronic circuit for responding to operator input to provide variable power to the drive motor based on the operator input, wherein the control comprises a spring biased push grip motor control mounted in the handle; brake means for safe stopping of the wheelbarrow, said brake means including a brake control element and a twist grip control attached to the wheelbarrow handle, said twist grip control further including a laterally extending portion for engaging said brake control element upon rotation of said twist grip control, the twist grip control being lockable in a brake actuating position; and a load carrying structure secured atop the frame.