发明名称 SEGMENT FOR TUNNEL AND TRANSFER METHOD THEREFOR
摘要 PROBLEM TO BE SOLVED: To provide a segment capable of simplifying a structure, and the segment and a transfer method therefor, which can shorten working time. SOLUTION: When the segment SG is transferred, a transfer arm 30 is engaged with an anchor block 11, to which a wire for connection with another segment is anchored, so as to hold the segment SG.
申请公布号 JP2002220994(A) 申请公布日期 2002.08.09
申请号 JP20010018349 申请日期 2001.01.26
申请人 ISHIKAWAJIMA CONSTR MATERIALS CO LTD 发明人 OZEKI MUNETAKA
分类号 E21D11/04;E21D11/40;(IPC1-7):E21D11/04 主分类号 E21D11/04
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