B - Operations – Transporting – 28 – B
Patent
B - Operations, Transporting
28
B
25/46
B28B 1/14 (2006.01) B28B 5/02 (2006.01) B28B 11/14 (2006.01) B28B 17/00 (2006.01) E04D 1/16 (2006.01)
Patent
CA 1198882
Abstract. Roof Tiles. A roof tile 9 having contoured interlocking regions 20 along its side edges is provided with a plurality of relatively shallow closely spaced, longitudinally extending grooves on its upper surface 19 and optionally upwardly extending grooves on its lower end face 21. An improved appearance on a roof is obtained, and through the provision of dark brown streaks on a light brown base a roof tile may be given a wooden appearance. In a process and apparatus for the manufacture of such tiles, a slipper compressing tile forming material is.provided with closely spaced ridges which form the grooves on the tiles.
425376
Fetherstonhaugh & Co.
Marley Tile A.g.
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