Patent ID: 6688836
Filing Date: 2004-02-10
Classification: B60P,B66C

Abstract:
A power dolly comprising:a main frame having a longitudinal axis, a front end and a rear end, a powertrain platform mounted on said main frame adjacent said front end thereof, a load bed mounted on said main frame and extending longitudinally on said main frame, an undercarriage for providing rolling engagement of the dolly with the ground and comprising two traction wheels mounted on said main frame adjacent the front end thereof, and at least one caster wheel adjacent the rear end thereof, mounted on said main frame adjacent the rear end thereof, said undercarriage supporting said main frame so it is tilted downward at an angle from rear to front relative to a plane defined by the points of engagement of said traction wheel and pivot wheels with the ground, said angle being in the range of about ten degrees to about thirty degrees, a crane including a mast and a boom, said mast being mounted on said main frame adjacent the front end thereof, an engine mounted on said platform, power transmitting means coupled between said engine and said traction wheels for driving said traction wheels, and a manually actuated steering handle for changing the direction of said pivot wheel relative said main frame for steering the dolly.