发明名称 LARGE SEWAGE TUBE TRACTION DEVICE AND METHOD NOHUGWAN
摘要 <p>The present invention relates to a tube traction device for trenchless superannuated water and sewage pipes and a tube traction method, and more specifically, to a tube traction device for trenchless superannuated water and sewage pipes, which is capable of preventing damage to a tube caused by remaining foreign substances on inner surfaces of the pipes. After a traction device to pull a traction rope is installed in an entrance of a superannuated water or sewage pipe, a fixing frame is fixed on a top portion of a tube by fixing bolts and nuts so that an end portion of the tube can be situated inside the tube traction device that is installed to be horizontal to the traction rope and moves with a moving wheel. A tube traction means to couple a connecting rope to the inside of a connecting member connected to the traction rope is installed by inserting the connecting rope into an insertion hole formed in the tube and the center of the fixing frame.</p>
申请公布号 KR101483242(B1) 申请公布日期 2015.01.16
申请号 KR20140140915 申请日期 2014.10.17
申请人 CHOE, JAE HYEON;CHOI, CHUL HYUN;PARK, YONG KYU;GIM, HONG SU;JEONG, YEON YONG;HYOSANG CONSTRUCTION CO., LTD. 发明人 CHOE, JAE HYEON;CHOI, CHUL HYUN;PARK, YONG KYU;GIM, HONG SU;JEONG, YEON YONG
分类号 F16L55/18;F16L55/16;F16L55/1645 主分类号 F16L55/18
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