Patent ID: 6336296
Filing Date: 2002-01-08
Classification: E04F

Abstract:
A floor system of a seismic isolation type forming a space for laying cables between a bottom of a floor surface created by said floor system and a top of a base floor, the floor system comprising:a sliding surface formed at least at a part of the base floor; a plurality of supports arranged on said sliding surface so as to freely slide, without restriction, to provide said floor system with a seismic isolation function; and a plurality of panels which are mutually connected to each other by fixing ends thereof to said plurality of supports to form said floor surface, wherein said space in which the cables are laid is located between bottoms of said plurality of panels and said sliding surface formed on the base floor, and wherein a coefficient of friction between said bottoms of said plurality of supports and said sliding surface is within a range of from 0.09 to 0.25.