Patent ID: 7811044

Claim:
A carrier frame for side-loading and handling a container, said carrier frame having a longitudinal axis, front and rear ends and right and left sides, comprising: a first longitudinal element connecting the front and rear end on the right side; a second longitudinal element connecting the front and rear end on the left side, wherein the first longitudinal element and the second longitudinal element are positioned substantially parallel to each other at different elevations along the longitudinal axis; at least one transverse element connected between the first and second longitudinal elements; a front-right wheel assembly underneath and in proximity to the front, right corner of the carrier frame; a front-left wheel assembly underneath and in proximity to the front, left corner of the carrier frame; a rear-right wheel assembly underneath and in proximity to the rear, right corner of the carrier frame; and a rear-left wheel assembly underneath and in proximity to the rear, left corner of the carrier frame; wherein one of the front-right wheel assembly and front-left wheel assembly comprises a drive mechanism and a non-swivel connection and one of the front-right wheel assembly and front-left wheel assembly comprises a swivel connection; and wherein one of the rear-right wheel assembly and rear-left wheel assembly comprises a drive mechanism and a non-swivel connection and one of the rear-right wheel assembly and rear-left wheel assembly comprises a swivel connection, such that the frame can be maneuvered into tight locations and the container can be loaded from the right or left side.