发明名称 Round steel bar concrete reinforcement spacer - in double disc form with elastic tension rod connection
摘要 <p>In round steel bar reinforcing units with a concrete covering, providing protection from rust, the spacers for holding them in place are connected by an elastic tension rod. Their setting at equal intervals on teh formwork, where slipping during concreting has to be avoided, is simplified. The spacers which may be made of plastic, are in the form of dobuel discs (1), pref. interconnected by an elastic tension rod (2). Continuous spacing adjustment is feasible. Bars can be laid into the spacers with no further measuring involved and firmly held in place.</p>
申请公布号 DE2636458(A1) 申请公布日期 1978.02.16
申请号 DE19762636458 申请日期 1976.08.13
申请人 KELLER,HANS 发明人 KELLER,HANS
分类号 E04C5/16;(IPC1-7):04C5/20 主分类号 E04C5/16
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