发明名称 Lifting cap for plastic pipes, comprises a rod located in the circumferential groove of a sleeve
摘要 <p>u A lifting cap (1) for plastic, especially PVC, pipes (2) with a sleeve (6), comprises a rod (9) which can locate in a circumferential groove (7) inside the sleeve. The rod consists of metal. A handle is releasably connected to the rod.</p>
申请公布号 DE102006022157(A1) 申请公布日期 2006.12.07
申请号 DE20061022157 申请日期 2006.05.12
申请人 STS SPEZIAL-TIEFBAU- SYSTEME HANDELSGES. MBH 发明人 SWAKON-WERRES, DOROTA
分类号 E03B3/12;E21B17/00 主分类号 E03B3/12
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