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Eco-friendly Tokyo Olympic podium unveiled
The Tokyo Organizing Committee for the Olympic and Paralympic Games today unveiled an awards podium made of recycled materials. The 98 podiums made of recycled plastic will be the first of its kind in Olympic and Paralympic history, and it presents a new model for a sustainable society. The general public participated in a project…
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Mitsubishi Electric Develops Passive Rope-sway Control Device for Elevators in High-rise Buildings
Mitsubishi Electric has developed a device that passively controls rope sway when high-rise building elevator sway due to strong winds or long-period earthquakes. Negative stiffness is achieved by placing permanent magnets facing each other so as to sandwich the rope. The negative stiffness force acts in the same direction as the rope sway; increasing the…
