Patent ID: 8226323
Filing Date: 2012-07-24
Classification: B44C,E01C,E04F

Abstract:
1. A covering unit for use in combination with other ones of said covering units for covering a surface, the covering unit having a generally hexagonal body comprising: a first, a second and a third pair of opposed and substantially parallel sides for defining said generally hexagonal body; wherein: each of said sides of each of said pairs has a central point of angular symmetry; the second and third pairs of sides are substantially similar to each other while the first pair of sides is substantially different from the second and third pairs of sides; and the sides of the second and third pairs are provided with at least one split deviation along their length arranged so that each side of said second pair is a rotational image of the sides of said third pair, whereby in use in combination with said other covering units: each one of said sides is matingly engageable with the sides of an equivalent pair of sides of a neighbouring covering unit; and said covering unit has a central point of angular symmetry and is matingly engageable with a plurality of neighbouring covering unit in either a similar orientation or in an orientation of 180°.