发明名称 Steel-sheet bridging plank
摘要 <p>Run plate (20) made of steel sheet (30) has run surface (21) fitted with longitudinal edges (22.1,22.2) and section stiffener (25.1,25.2) formed by chamfer which extends over entire length of run plate. Wall part of respective section stiffener are arranged diagonally outwards from run surface and extended towards edge of back grip part (40.1,40.2).</p>
申请公布号 EP1669515(A1) 申请公布日期 2006.06.14
申请号 EP20040028564 申请日期 2004.12.02
申请人 WILHELM LAYHER VERWALTUNGS-GMBH 发明人 KRELLER, HELMUT, DR.-ING.
分类号 E04G1/15 主分类号 E04G1/15
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