Patent ID: 8215109

Claim:
A hydraulic pump apparatus, comprising: a first pump assembly comprising a first end cap, a first pump housing mounted to the first end cap to form a first sump and a first pump disposed in the first sump; a second pump assembly engaged to the first pump assembly and comprising a second end cap, a second pump housing mounted to the second end cap to form a second sump, and a second pump disposed in the second sump; a gearbox forming a third sump and having a plurality of transmission gears rotatably disposed therein; an input shaft comprising a first end external to the gearbox and a second end; a hydraulic power take off mechanism comprising a drive shaft extending into the gearbox and an output shaft, wherein the drive shaft and the output shaft extend in opposite directions from one another and are parallel to the input shaft; and the plurality of transmission gears comprising at least a first transmission gear fixed on and driven by the input shaft and a second transmission gear fixed on and driving the drive shaft; a dual stage planetary reduction system disposed on an end of the drive shaft; and an electric power take off coupled to the dual stage planetary reduction system, whereby the dual stage planetary reduction system provides motive force to the electric power take off.