发明名称 PLACE MOVEMENT SYSTEM OF PIPE INSTALLED UNDERGROUND
摘要 PURPOSE: A position movement system for an embedded pipe is provided to vertically and horizontally move an embedded pipe and to prevent damage to the pipe by uniformly maintaining the load the pipe during moving. CONSTITUTION: A position movement system for an embedded pipe comprises an expansion unit. The expansion unit vertically and horizontally an embedded pipe and comprises tubes(1), an air supply pipe(2), and valves(3), and plates. The tubes are piled up. The air supply pipe is connected to the tubes to supply air. The valves control the air supplied to the air supply pipe. The plates are arranged between the tubes and support strength of the tubes.
申请公布号 KR20100073690(A) 申请公布日期 2010.07.01
申请号 KR20080132425 申请日期 2008.12.23
申请人 KOREA GAS CORPORATION 发明人 KIM, JOON HO;JEONG, SEK YOUNG;HONG, SEONG KYEONG
分类号 E03F3/06;F16L1/028;F16L1/235 主分类号 E03F3/06
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