FLOORING TILE Russian patent published in 2009 - IPC E04F15/02 E01C13/04 

FIELD: construction industry.

SUBSTANCE: invention refers to ready-made floorings, mainly floor, open areas, for instance sports areas, and can be used as supporting nonstructural element. Flooring tile represents, or consists of, three dimensional frame structure consisting of two parts - upper and lower ones connected to each other, and containing locking devices located on some part of tile perimeter; at that lower part is a grid the joints of which are made in the form of cylinders or blunted cones converging downwards, or pyramids; at that each joint of the grid is hollow. At least some of the grid joints are equipped with stiffeners, and at least two of them are connected to stiffeners of adjacent joints, thus comprising the grid arch-type braces whereon rested is upper part of the frame structure. The latter is connected to its lower part in a solid or separated manner, and is made in the form of a flat plate or a number of plates and/or number of platforms that are coaxially connected to lower part joints. Locking devices are made in the form of hollow cylinders or hollow blunted cones, or pyramids, which are connected to lower part of the frame structure by means of at least one load-carrying connection element. Two sides of the tile consist of at least two but mainly four locking devices made so that they can be connected to any grid joint of the lower part of the frame structure of the same tile. The present construction is easy to manufacture, economical and non-material intensive.

EFFECT: providing required reliability and durability of flooring as a whole, providing the possibility of developing any colour patterns, and the possibility of replacing the worn upper part of the tile frame structure.

22 cl, 40 dwg