Document Type and Number:
Japanese Patent JPH0211402
Kind Code:
B2
Abstract:
PCT No. PCT/GB83/00105 Sec. 371 Date Nov. 29, 1983 Sec. 102(e) Date Nov. 29, 1983 PCT Filed Apr. 8, 1983 PCT Pub. No. WO83/03632 PCT Pub. Date Oct. 27, 1983.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.
Inventors:
BURITEIN DEBITSUDO RENII
Application Number:
JP50125583A
Publication Date:
March 14, 1990
Filing Date:
April 08, 1983
Export Citation:
Assignee:
MAAREI TAIRU AG
International Classes:
B28B3/12; B28B5/02; B28B11/16; B28B17/00; E04D1/16; E04D1/28
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