Lifting easily: A member of staff demonstrates an exoskeleton (外骨骼) for over-shoulder activities at the Hannover Messe industrial trade fair in Germany. The world-leading trade fair took place from April 17 to 21. More than 4,000 companies from the mechanical engineering, electrical and digital industries as well as the energy sector showcased their technologies. The device displayed is produced by the German company Ottobock. It can protect industrial workers and aid the elderly when they do arm movements.
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