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US 7,003,922 B2Granted
Interlocking roof tiles
AssigneeWestile, Inc.
InventorJohn Fifield
Life of this patent
Estimating the term…
Abstract
An extruded concrete interlocking roof tile has upper and under surfaces, upper and lower edges, two opposite side edges, with the upper surface having a recess extending transversely between the two opposite side edges adjacent the upper edge for receiving a lower edge region of an adjacent tile in overlapping relationship, and in that an integral spacer acts between the recess floor and the undersurface of the adjacent tile.
Claims10
An extruded interlocking roof tile made from cementitious material and having:
- upper and under surfaces;
- upper and lower edges;
- two opposite side edges;
- wherein the upper surface has a recess extending transversely between the two opposite side edges adjacent the upper edge for receiving a lower edge of an adjacent tile in overlapping relationship, wherein the recess being delimited by a transversely extending shoulder projecting from the recess floor and acting as a stop for the lower edge of the adjacent tile, whereby when the lower edge of said adjacent tile is received in the recess, the lower edge of said adjacent tile abuts against the shoulder and a portion of the lower edge of the adjacent tile lies above the shoulder of the roof tile such that the lower edge of the adjacent tile is visible above the shoulder of the roof tile;
- and
- integral spacer means for acting between the recess floor and an undersurface of the said adjacent tile.
3 more elements
Dependencies are inferred from the claim text.