发明名称 |
UNDERGROUND SECURING SYSTEM COMPRISING A ROCK BOLT THAT INCLUDES AN ATTACHMENT DEVICE |
摘要 |
The invention relates to a securing system for the roof (10) of an underground road, said securing system comprising a rock bolt (1) to which a mobile attachment device (20) can be secured, said attachment device (20) being connected to the rock bolt (1) so as to be freely rotatable relative to the rock bolt (1). |
申请公布号 |
EP3111045(A1) |
申请公布日期 |
2017.01.04 |
申请号 |
EP20150716406 |
申请日期 |
2015.02.25 |
申请人 |
K+S KALI GmbH |
发明人 |
SIELING, Wolfgang;RADICK, Jürgen |
分类号 |
E21D21/00 |
主分类号 |
E21D21/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|