Patent ID: 8890098

Claim:
A floor curing apparatus comprising an irradiator source generally directed downward toward a floor and a drive assembly comprising: a plurality of forward wheel pairs and a plurality of rear wheels, the plurality of forward wheel pairs comprising a pair of inner drive wheels and a pair of outer drive wheels; a primary driveshaft configured to drive the pair of inner drive wheels rotating about a common first axis, wherein the primary driveshaft connects the pair of inner drive wheels; and a secondary driveshaft arrangement configured to drive the pair of outer drive wheels, the second driveshaft arrangement comprising two secondary driveshafts aligned along a common second axis, each secondary driveshaft rotated by a separate drive chain driven by rotation of the primary driveshaft; wherein the common first axis is linearly offset from the common second axis by a first predetermined distance, and further wherein the pair of outer drive wheels are offset outward from the pair of inner drive wheels by a second predetermined distance.