Tie rod

Details Tie rod Tie rod

E - Fixed Constructions

21

D

61/47

E21D 20/02 (2006.01) F16B 13/14 (2006.01)

Patent

CA 2028484

A tie rod with a fastening section presenting several spreading cones is provided with a cage which divides the hardenable mortar composition used for the fastening in a cylindrical bore hole into segments. On the occurrence of a crack through the fastening ground of the bore hole, a respreading of the mortar shell formed by the hardenable mortar composition is made possible by a tensile force on the tie rod.

ige d'entretoise comportant une section de fixation munie de plusieurs cônes d'écartement et fournie avec une cage servant à diviser en segments la composition de mortier durcissable utilisée pour la fixation dans un alésage cylindrique. S'il arrive qu'apparaisse une fente dans le coulis de l'alésage, il est possible de tendre de nouveau l'enveloppe de mortier constituée d'une composition de mortier durcissable en exerçant une force de traction sur la tige d'entretoise.

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