Floor board assembly

Claim 1

A floor board assembly comprising: a center plate made of square shape having four open blocks spaced around four corners thereof, and four upright rods spaced around four corners within the open blocks thereof, each upright rod having a horizontal top groove and a screw hole in the middle of the horizontal top groove; four square base plates respectively connected to said center plate at four sides on the same plane, each base plate comprising a plurality of longitudinally and transversely aligned open blocks spaced from one another at equal pitch, a plurality of solid plugs respectively fitted into the open blocks of the respective base plate, and a plurality of mounting holes spaced by said solid plugs on a top surface, the open block in one corner of each base plate being fitted into the open block in either corner of said center plate; a cover board made of square shape in size relatively smaller than said center plate and covered on said center plate, said cover board having two half-round notches on two opposite sides thereof in the middle, and four short bottom strips respectively fitted into the horizontal top groove on either upright rod of said center plate; four lining plates respectively made of square shape in size relatively smaller than said base plates and respectively covering said base plates; four blocking plates respectively abutting said center plate at four sides of said center plate, each blocking plate connecting two corresponding base plates and being retained between two corresponding lining plates in a flush mount relationship therewith, each blocking plate including two longitudinal rows of bottom pegs bilaterally extending from a bottom surface thereof and being fitted into said mounting holes on said base plates.