发明名称 Safety barrier made from plastic - has triangular section uprights held in concrete with flexible plastic tubular rails passing through
摘要 <p>The safety barrier is made from plastic components and is rot proof and quickly installed. It comprises triangular section uprights (1a), having rounded edges to prevent injury, and top caps (2). The base has flaps cut each side and recessed inwards to form a key with the concrete base. The rails (5) are made from flexible plastic tubin, wound on drums and unrolled as required. These rails pass through clearance holes (4a) in the posts, being held loosely. Lengths of rails are joined together by means of sleeves (8) passing through a suitably placed upright. Each free end (5, 5a) of a rail is pushed into the sleeve.</p>
申请公布号 FR2334810(A1) 申请公布日期 1977.07.08
申请号 FR19750037851 申请日期 1975.12.10
申请人 BLANC ROGER 发明人
分类号 E04H17/00;E04H17/20;(IPC1-7):06B11/00 主分类号 E04H17/00
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