发明名称 TOOL FOR PIPE CONNECTION, AND METHOD OF CONNECTING PIPE USING THE TOOL
摘要 PROBLEM TO BE SOLVED: To provide a pipe connecting tool for arranging a posteriorly connected pipe connected to a tail part of an already laid pipe and a method for connecting the pipe using the tool, when a conduit line of a midle aperture pipe for protection of a telephone line is laid underground. SOLUTION: This pipe connecting tool for arranging the posteriorly connected pipe K2 connected to the tail part of the already laid pipe K1 when the pipe is laid underground has a jig 1 used commonly for height adjustment and pipe- longitudinal-directional movement for the posteriorly connected pipe K2, and a jig 2 for engaging the laid pipe K1 with the connected pipe K2.
申请公布号 JP2002181233(A) 申请公布日期 2002.06.26
申请号 JP20000384649 申请日期 2000.12.19
申请人 NIPPON DENTSU CO LTD 发明人 SHIEDA IKUO;OKUBO KEIJI
分类号 E21D9/06;F16L1/00;(IPC1-7):F16L1/00 主分类号 E21D9/06
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