Friction rock anchor

Details Friction rock anchor Friction rock anchor

E - Fixed Constructions

21

D

E21D 21/00 (2006.01)

Patent

CA 2116537

An open seam friction rock stabilizer having a compressible body (12) with portions alternately in contact with and not in contact with borehole wall, the contacting portions (30) being separated by an angle (31) between 70 degrees and 150 degrees.

Dispositif de stabilisation du roc par friction à bords rapprochés comportant un corps compressible (12) dont des parties sont, en alternance, en contact ou non, avec la paroi du trou de forage, les parties en contact (30) étant séparées par un angle (31) allant de 70 à 150 degrés.

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