Device for setting a rock bolt

Details Device for setting a rock bolt Device for setting a rock bolt

1991-06-26

1992-05-19

Corbin, David H.

Hydraulic and earth engineering

Miscellaneous

4052591, E21D 2000

Patent

active

051142791

ABSTRACT:
Device for setting a rock bolt. The device is provided with a bolt magazine (6) arranged on a feed beam (1). Rock bolts (8) are transferred from the bolt magazine to the setting position in line with a hole drilled in the rock by means of a swingable arm (9) and displacement of a bolt setting machine (5).

REFERENCES:
patent: 4158520 (1979-06-01), Prebensen
patent: 4226559 (1980-10-01), Prebensen
patent: 4473325 (1984-09-01), Beney et al.
patent: 4832536 (1989-05-01), Spross et al.

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