专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明专利

JP2004211463A Pulling back mechanism of excavator in small aperture pipe jacking method 审中-公开
标题翻译：挖掘机在小孔管堵塞方法中的推进机理
公开(公告)号：JP2004211463A
公开(公告)日：2004-07-29
申请号：JP2003001321
申请日：2003-01-07
申请人： Maguma:Kk , 有限会社マグマ
发明人： MORI RIN , KONDO YOSHIMASA
IPC分类号： E21D9/093 , E21D9/06
摘要： PROBLEM TO BE SOLVED: To pull back only an excavator or the excavator and a subsequent pipe simply and repeatedly and correct the track before separation from a designed line becomes large and becomes uncorrectable and excavate again. SOLUTION: The pulling back mechanism of an excavator in a small aperture pipe jacking method provided with an excavator and jacking pipes is arranged in the rear side of the excavator and provided with at least two mutually adjacent connectable/separable pipe members, a jack disposed in one pipe member, and a pulling back device mutually jointing/separating the two pipe members by the jack and two pipe members including the pipe member provided with the jack. COPYRIGHT: (C)2004,JPO&NCIPI
摘要翻译：要解决的问题：在与设计线分离之前，仅仅简单反复地拉回挖掘机，挖掘机和随后的管道并纠正轨道变大，变得不可纠正并再次挖掘。
解决方案：在挖掘机和后起升管的小孔径顶管方法中，挖掘机的拉回机构布置在挖掘机的后侧，并且设置有至少两个相互相邻的可连接/可分离的管构件，配置在一个管构件中的千斤顶，以及通过千斤顶相互连接/分离两个管构件的拉回装置，以及包括设置有千斤顶的管构件的两个管构件。版权所有（C）2004，JPO＆NCIPI

IPRDB

热门服务

关于我们

友情链接

联系方式