BigPatents India

The present invention relates to a tandem axle assembly comprising, a first axle assembly having; a wheel differential; and a pinion shaft drivingly coupled to said wheel differential; a second axle assembly having a wheel differential; an inter-axle differential configured to divide power between said wheel differential of said first and second axle assemblies; a power input shaft drivingly coupled to said inter-axle differential; an output driven by said inter-axle differential; and a power transmission shaft coupled to said power input shaft and a drive shaft assembly; and an intermediate drive shaft assembly having an output yoke driven by said output shaft; and an input yoke drivingly coupled to said pinion shaft wherein one member of said power transmission shaft, said power input shaft, said output shaft, said output yoke, said input yoke, and said pinion shaft defines a bore and another member of said power transmission shaft, said power input shaft, said output shaft, said output yoke, said input yoke, and said pinion shaft extends into said bore, said one member axially movable relative to said another member