Horsepower Requirements of Utility Truck Hydraulic Systems

The hydraulic power systems used on many public utility vehicles are getting larger and more complicated as the manufacturers of these systems strive for additional performance and economy. More and more labor-saving devices are being introduced. Each new device further complicates the system. A tremendous amount of simplification is necessary before these developments can be efficiently utilized. This paper reviews the power requirements and operation of the hydraulics systems currently being used on the public utility truck.