FLOORING MATERIAL Russian patent published in 2004 - IPC

FIELD: flooring or floor layers composed of a number of similar elements.

SUBSTANCE: flooring material includes square, rectangular or rhomboid boards having edges, horizontal lower surface and horizontal upper decorative surface. Boards are provided with lower connection thrust extensions extending along two adjacent board edges. Remainder edges have upper connection thrust extensions. Lower connection thrust extensions have substantially vertical surfaces located parallel to the nearest board edge. Surfaces of lower thrust extensions cooperate with substantially vertical surfaces of upper thrust extensions arranged on upper connection thrust extensions. Thus, two adjacent connectable boards are fixed one relative another in horizontal direction. Besides, connection thrust extensions have one or more bearing areas to snap connect thereof with corresponding depressions limiting vertical movement of two connected adjacent flooring boards one relative another.

EFFECT: increased ability of flooring assemblage.

8 cl, 7 dwg