Hardened material supported rock bolt and apparatus for...

Details Hardened material supported rock bolt and apparatus for... Hardened material supported rock bolt and apparatus for...

F - Mech Eng,Light,Heat,Weapons

16

B

85/2, 61/47

F16B 11/00 (2006.01) E21D 20/02 (2006.01)

Patent

CA 1286129

HARDENED MATERIAL SUPPORTED ROCK BOLT AND APPARATUS FOR INSTALLING SAME ABSTRACT OF THE DISCLOSURE A rock bolt system (10) including a mechanical rock bolt (12) having an interior channel (24) therein and a feeder attachment (14). An anchor may be affixed to the distal end of the rock bolt (12). An aperture (22) extends from the rock bolt (12). The feeder attachment (14), capable of being demountably affixed to the proximal end of the rock bolt (12), supplies hardenable material to the interior channel (24) where it courses through the interior of the rock bolt (12) and exits into the bore hole (16) through the aperture (22). A breather tube (38) extending from the feeder apparatus and into the interior channel (24) permits entrapped air to escape.

512255

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