Patent ID: 6922964

Claim:
A floorboard system comprising a plurality of rectangular floorboards, each floorboard of the floorboard system comprising: a body; a top layer on one side of the body; a balance layer on a rear side of the body, the rear side opposite the one side; a plurality of edges of the body, the plurality of edges including a first long side, a second long side, a first short side, and a second short side; and a mechanical joining system including a first locking device and a second locking device, wherein the body is formed of a first material and an edge portion is attached to the body on the first short side and the second short side, the edge portion including a second material, the second material different from the first material, wherein the second material is attached to the edges of the body on the first short side and the second short side and is arranged between the top layer and the balancing layer, and wherein the edge portion extends over a height which is at least a part of a thickness of the body, the thickness measured from the one side to the rear side, wherein a part of the mechanical joining system is formed in the edge portion, and wherein the second material is a wood fiber material.