Patent ID: 8973505
Filing Date: 2015-03-10
Classification: B61B,F16M,G03B,Y02T

Abstract:
1. A motorized dolly comprising: an elongated base having a top surface and a longitudinal axis extending between a first end and a second end; a first arc-shaped rail attached to the top surface of the elongated base and having a first radius to a point in space substantially perpendicular to the longitudinal axis; a second arc-shaped rail attached to the top surface of the elongated base and having a second radius greater than the first radius; a first pulley attached to the top surface of the elongated base proximate to the first end; a second pulley attached to the top surface of the elongated base proximate to the second end; a continuous belt moveably attached to the first pulley and the second pulley; a motor operably engaged with the first pulley, the second pulley or the continuous belt; a platform having a bottom surface and a top surface; a first set of rollers or wheels attached to the bottom surface of the platform and moveably engaged with the first rail; a second set of rollers or wheels attached to the bottom surface of the platform and moveably engaged with the second rail; a fastener securely attached to the bottom surface of the platform and the continuous belt; and one or more controls electrically connected to the motor.