Due to the way they specifically work, hydraulic truck cranes are different compared to other crane models. Rather than using a winch in order to wind up cables to provide the lifting force, hydraulic cranes utilize oil instead. As oil is a kind of fluid which retains its volume, it is incompressible. Therefore, this means it is amongst the most ideal types of fluids for pushing pistons towards the direction the force is going to be exerted.
The pressure created by the hydraulic pump moves the piston. This action is maneuvered by the operator from the controls within his cab. Usually, hydraulic truck cranes utilize a 2 gear pump.
The truck mounted crane can move from one location to another with little need for dismantling. The truck crane has one engine which controls both the truck and the crane.
Boom Telescope: The boom telescope enables the boom to retract or extend thanks to hydraulics.
Jib: Jibs are latticed structure booms..
Boom Swing: Boom swings have a big ball or roller attached to the carrier. It can swing 360 degrees in both directions. Hydraulic devices control the swing and provide swings at varying speeds in order to rotate the turntable gearbox.
Outrigger: The outrigger is a unit that helps the crane maintain its balance by using hydraulics to lift the truck.
Load Movement Indicator: In order to alert the driver that maximum weight is approaching, the load movement indicator's lights flash.
Pump: The pump's purpose is to steer the outrigger.
Steel Cables: Steel reinforced cables run through the boom and the jib. They can generate up to 14,000 lbs. or 6350 kg.
Boom Elevation: The crane's boom ascends using double hydraulic cylinders which allow for lowering and raising materials.
Rotex Gear: The rotex gear is operated by hydraulics and situated under the cab. It enables the boom to swivel on this gear.