The hydraulic truck crane is a specific mobile crane which utilizes hydraulic power to raise and move thousands of pounds. Hydraulics utilizes forces being transmitted through oil pushing in opposite directions on the pistons of the boom in order to lift thousands of pounds. Hydraulic truck cranes are really vital in constructing major projects such as airports, bridges, streets and buildings. A crane could complete in minutes jobs which will normally take lots of hours and hundreds of men to accomplish.
The great machines are normally utilized in the building of cities, homes, whole nations and individual buildings throughout the ages. Even Egypt's Great Pyramids were probably built using basic cranes to enable the heaviest materials in one of the most remarkable construction projects ever.
The very first representation of a crane was featured during King Ramses' reign in Egypt in 3000 B.C. This was a portrayal of a lifting device that was used to collect water. The first official "cranes" appeared in Ancient Greece. These devices were used to create a whole nation in the 5th century B.C.
Originally, cranes were first made out of wood. It wasn't until the designers building dockyards decided they required something stronger and larger did these machinery develop. Hick & Rothwell designed the very first cast iron cranes in Bolton, England, in 1834. This equipment was capable of lifting as much as 2 tons. That same year, the addition of wire rope was added to the crane by an Official of the German Superior Board, Herr Albert Sr. The wire rope made the crane stronger and more durable. This addition allowed cranes to have a bigger capacity for lifting heavy weights.
Ultimately, the wire ropes were weaved together to be able to form an even more powerful strength. This wire formation also brought the added benefit of flexibility. Germany began to build cast iron cranes 4 years later. The first cast iron crane built by Germany was made in Neuburg.