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Without cranes the homes we live in, the offices we work in and the restaurants we eat in just wouldn’t be the same today! We should pay homage to Greeks and Romans for applying their innovative ideas to construct cranes. Read about the invention of cranes and their evolution till today: https://www.deltacranes.com/how-did-they-raise-and-build-the-first-crane/
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How did they Build and Raise the First Crane?https://www.deltacranes.com
Quick Overview • Without Cranes, the homes we live in, the offices we work in and the restaurants we eat in just wouldn’t be the same today! • From freight to salvaging forsaken ships at sea, cranes have become an integral part of our lives. • It’s very interesting to trace the birthplace of such huge machinery.
Greek Cranes • Let’s pay homage to the Greeks for their devotion and the Romans for their versatile perspectives behind inventing cranes. • According to a journal article published in The Journal of Hellenic Studies, archeologists predict the construction of Greek sculptures in 6th Century B.C. • They noticed some grooves and holes in some of stone structures that seemed to be created by some kind of lifting device. These lifting devices are termed as cranes.
Ancient Greek Crane Model It was a simple winch and pulley hoist machine that replaced ramps as the main means of vertical motion in 6th Century B.C
Roman Cranes • Impressed with the Greek talent, Romans adopted their crane technology and developed it further. • Two Roman engineers, Vitruvius and Heron of Alexandria in their respective studies (De Architectura 10.2, 1–10) and (Mechanica3.2–5) reveal how Romans used Greco-Roman cranes for lifting techniques. • These cranes were known as Trispastos (Three-pulley crane) and Pentaspastos (Five-pulley crane). Pentaspastos was used to lift the capital blocks of Trajan’s Column weighing 53.3 tons to a height of about 34m.
Greco-Roman Trispastos Model Three-Pulley Crane designed by Romans
Greco-Roman Pentaspastos Model Five-pulley Cranes designed by Romans
Modern Cranes • Cranes are developed and enhanced in many ways from ancient periods until the industrial revolution. • The powerful welcome of the industrial revolution set a platform for unique crane inventions. • The crane industry has witnessed many revolutionary crane discoveries which can be classified into industrial and domestic cranes for respective purposes.
Hydraulic Water Powered Crane Hydraulic water powered crane was one such modern crane that was installed at harbors for loading cargo. (Photo Credits: flickriver.com)
‘Taisun’- The Most Powerful Crane Today, ‘Taisun’, the most powerful crane built in the world has the lifting capacity of 20,000 tonnes.
Crane Rental Services by Delta Cranes • Delta Cranes is proud to provide crane rental services at an industrial and individual level. • With years of experience and quality crane equipment, Delta Cranes can fulfill your business lifting needs. • Drop your needs here - www.deltacranes.com/contact • Call : 209-948-1724 • Email-id : deltacranesvc@yahoo.com