Title:
ロックボルト打ち及び自動化ロックボルト打ち装置並びにロックボルト打ち方法
Document Type and Number:
Japanese Patent JP4677401
Kind Code:
B2
Abstract:
A device for rock bolting with an adapter device (10) for connection of a drilling machine (3) to a self drilling rock bolt (7), in which the adapter device has an adapter element (14) which is sealingly surrounded by a swivel sleeve (13) for connection to one or more external source for flushing medium (8) and bolt grouting medium (9), and in which the adapter element has a thread for connecting to a corresponding thread on the rock bolt (7), and an integral connection portion for connection to the drilling machine (3).
Inventors:
Yong Sung, Pale
Eberk, Frederick
Eberk, Frederick
Application Number:
JP2006508052A
Publication Date:
April 27, 2011
Filing Date:
May 12, 2004
Export Citation:
Assignee:
Atlas Copco Rock Drills Activolag
International Classes:
E21D20/00; E21B17/042; E21D20/02
Domestic Patent References:
| JP2001262993A | ||||
| JP3101217B2 |
Attorney, Agent or Firm:
Takao Hamano
Teruichi Hirai
Teruichi Hirai