US 12,188,229 B2
Tile systems
Darren Parsons, Whetstone (GB)
Assigned to Versoflor Ltd, Whetstone (GB)
Filed by Versoflor Ltd, Whetstone (GB)
Filed on Jul. 6, 2022, as Appl. No. 17/858,671.
Application 17/858,671 is a continuation of application No. PCT/EP2021/050307, filed on Jan. 8, 2021.
Claims priority of application No. 2000343 (GB), filed on Jan. 10, 2020.
Prior Publication US 2022/0341163 A1, Oct. 27, 2022
Int. Cl. E04B 5/48 (2006.01); E04F 15/02 (2006.01)
CPC E04B 5/48 (2013.01) [E04F 15/02 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A tile system comprising at least one tile having an upper surface, an underside and a plurality of side edges, wherein:
the underside of the tile comprises a plurality of cells, adjacent cells being interconnected to form a plurality of channels parallel to the upper surface, wherein the channels open away from the upper surface and at least some of the channels end in openings at the side edges of the tile;
the channels comprise a first set of channels that extend between one pair of opposite side edges and a second set of channels that extend between a second pair of opposite side edges;
at least one of the side edges comprises one or more projections suitable for securing the tile to an adjacent, similar tile; and
each projection comprises a flexure that extends from the side edge of the tile and terminates in a boss, the flexure extending into an opening at a side edge of the adjacent tile, and the boss fitting into a cell on the underside of the adjacent tile.