E - Fixed Constructions – 21 – D
Patent
E - Fixed Constructions
21
D
E21D 21/00 (2006.01)
Patent
CA 2733829
A rock anchor (10) which includes a cable (12) with a hollow core, an expansion mechanism (20) at one end of the cable, a tube (14), which acts on a load washer (16), in which part of the cable is located, and a wedge (18) which locks the cable to the tube.
L'invention concerne une ancre pour la roche (10) qui comprend un câble (12) présentant une âme creuse, un mécanisme d'expansion (20) à une extrémité du câble, un tube (14), qui agit comme une rondelle de charge (16), dans lequel une partie du câble est positionnée, et un coin (18) qui bloque le câble sur le tube.
Oyen Wiggs Green & Mutala Llp
Sandvik Mining And Construction Rsa (pty) Ltd
LandOfFree
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