发明名称 RACCORD A MONTAGE RAPIDE POUR ETABLIR DES BRANCHEMENTS A PARTIRDE CONDUITS PARCOURUS PAR DES
摘要 <p>A device for making holes in pipes of copper, brass and plastics material comprising an internally threaded body provided with an externally threaded end section and adapted to removably connect to the sleeve of an offtake connector, and which houses a threaded pressure pin comprising an external end for the application of force and an internal end adapted to act on the shaft of a boring bit guided on to the pipe to be bored inside the connector.</p>
申请公布号 BE772665(A4) 申请公布日期 1972.01.17
申请号 BE19710772665 申请日期 1971.09.16
申请人 BOCCEDA FRANCO, VIALE E. STEFANI 8, MILAN (ITALIE), 发明人
分类号 B21D28/28;B23B41/08;F16L41/06;(IPC1-7):16L/ 主分类号 B21D28/28
代理机构 代理人
主权项
地址