Patent ID: 6966161

Claim:
A vertically joined flooring material comprising vertically joinable floor elements with a polygonal shape, the floor elements being provided with edges which are provided with joining members, a lower side and a decorative top surface, wherein the flooring material comprises a combination of female floor elements and male floor elements, wherein a plurality of said female floor elements are adjacent to at least one of said male floor elements, wherein, a) the female floor element is provided with a female joining member on at least half of the number of its edges, the female joining member comprising a locking groove extending outwards and upwards from the edge, a locking surface projecting outwards and facing downwards from the locking groove and terminated by an inclined locking edge, the female floor element further comprising a female horizontal joining member on at least one edge and at least one male horizontal joining member on an opposite edge and that, b) the male floor element is provided with a male joining member on all of its edges, the male joining member comprising a locking heel extending inwards and downwards from the edge, a locking face extending inwards and facing upwards from the locking heel and terminated by an inclined locking edge, so that the male floor element is used for locking a number of floor elements into a unity by engaging the female joining members of a plurality of female floor elements.