Engineers developed a low-cost steel ball damper that reduces vibration, helping protect buildings from earthquake damage and shaking.
On June 16, 1964, a magnitude 7.5 earthquake rocked Niigata, Japan. Though Japan had seen its share of earthquakes, this one was different. Buildings and structures were toppled intact and large sand ...
The patent document describes the invention as unique since it merely relies on containers filled with sand or other granular material to protect a building’s structure from damage or failure during ...
A newly patented mechanical device may offer a simpler way to reduce the impact of earthquakes on buildings. Developed by ...