Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Fredrik Öberg0
Morgan Kanflod0
Date of Patent
September 18, 2007
0Patent Application Number
105550300
Date Filed
May 12, 2004
0Patent Primary Examiner
Patent abstract
The present invention is related to a rock bolt (7), expandable by means of a pressure media, for insertion into a borehole. The expandable bolt (7) comprises a connection unit (8) with means (11) for detachable interaction with an expansion means (10) for expansion of the rock bolt (7), as well as with a suspension element (16). The connection unit is designed with such external dimensions so that it may be inserted into the bore-hole. The invention also relates to such a rock bolting system.
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