发明名称 Load bearing roof tile - has fixing holes for bracket to support plank
摘要 The load bearing roof tile has a longitudinal ridge with a transversely convex upper surface. This ridge forms the support for a bracket (7) with a matching concave under surface. This bracket is secured to the tile by screws (41, 42) with tapped holes int heir inner ends for retaining screws (10, 11). The upper surface of the bracket receives a curved support for a plank for supporting workpeople or materials. The bracket may also be used to support a beak or grid for preventing snow from falling off the roof. USE - Load bearing roof tile.
申请公布号 DE4009786(A1) 申请公布日期 1991.10.10
申请号 DE19904009786 申请日期 1990.03.27
申请人 DACHZIEGELWERKE NELSKAMP GMBH, 4235 SCHERMBECK, DE 发明人 MARTIN, NORBERT, 4224 HUENXE, DE
分类号 E04D1/30;E04D13/10;E04D13/12 主分类号 E04D1/30
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