Device for a rock wall

E - Fixed Constructions – 21 – D

Patent

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Details

E21D 20/00 (2006.01) E21D 20/02 (2006.01) E21D 21/00 (2006.01)

Patent

CA 2330044

Device for sealing a rock wall, which device comprises an injection tube (3) adapted to be introduced into a bore hole (30) in the rock wall, into which bore hole filling material (31) is intended to be injected through the injection tube (3). The device also comprises a non- return valve (4) for the filling material, and may be permanently connected to a reinforcement bar (1) in order for the device to achieve both sealing and reinforcement.

Cette invention se rapporte à un dispositif servant à sceller un mur de roche et comprenant à cet effet un tube d'injection (3) conçu pour être introduit dans un trou (30) foré dans le mur de roche, trou dans lequel un matériau de garnissage (31) est destiné à être injecté par le tube d'injection (3). Ce dispositif comprend également une vanne de non-retour (4) pour le matériau de garnissage et il peut être raccordé en permanence à une barre de renforcement (1), pour permettre au dispositif d'avoir à la fois une fonction de scellement et une fonction de renforcement.

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