Patent ID: 7243466

Claim:
An anti-seismic support for protecting a structure from seismic shock comprising: a) a first layer of plastic film; b) a sand bed deposited on the layer of film to absorb shocks, trembling and land movement, and to slow down secondary waves and primary waves; c) a second layer of plastic film on top of the sand bed to keep the sand bed moist; the first layer and second layer of plastic film being sized to extend beyond the sand on each side of the sand bed; d) a first reinforced concrete slab cast over the second layer of plastic film; e) a plurality of maraging steel springs and shock absorbers in an array of rows and columns across the first reinforced concrete slab; and f) a second concrete slab on top of the array of springs and shock absorbers; the structure to be protected being mounted on the second concrete slab.