Patent ID: 6588167
Filing Date: 2003-07-08
Classification: B44C,E04F,Y10T

Abstract:
A reversible dual-color floor pad module, comprising a square body being provided along each edge of a first pair of two opposite edges with alternate first dovetails and corresponding dovetail grooves, such that a number of said first dovetails is N, which is a natural number larger than 1, and a number of said dovetail grooves is N+1; said square body also being provided along each edge of a second pair of two opposite edges with spaced second dovetails and said first dovetails, and corresponding dovetail grooves between two adjacent ones of said first and said second dovetails and two adjacent ones of said first dovetails, such that a total number of said first dovetails and said second dovetails, and a number of said dovetail grooves at each edge of said second pair of two opposite edges being N+1 and N, respectively; andsaid second dovetails being always located at four corners of each said square body, and each of said second dovetails being integrally formed from a triangle, a rectangle, and a trapezoid; said triangle being connected at a base to one shorter side of said rectangle, which being then connected at another shorter side to a vertical side of said trapezoid.