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US 2018/0003057 A1Published application
Drill Bit for Use with a Friction Bolt
AssigneeFero Group Pty Ltd
InventorMatthew David McLaren
Life of this patent
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Abstract
A drill bit for a drill assembly including a friction bolt defining a longitudinal axial passage, the drill bit being adapted to be releasibly attached to the friction bolt and comprising: (i) a leading end including a cutting part; (ii) a following end; and (iii) an outer surface defining a friction bolt engaging means adapted to releasibly engage with the leading end of the friction bolt.
Claims21
1-44. (canceled)
A drill bit for a drill assembly including a friction bolt defining a longitudinal axial passage, the drill bit being adapted to be releasibly attached to the friction bolt and comprising:
- (i) a leading end including a cutting part;
- (ii) a following end;
- and
- (iii) an outer surface defining a friction bolt engaging means adapted to releasibly engage with the leading end of the friction bolt.
1 more element
Dependencies are inferred from the claim text.