E - Fixed Constructions – 01 – B
Patent
E - Fixed Constructions
01
B
E01B 3/34 (2006.01) B28B 23/02 (2006.01) B28B 23/06 (2006.01)
Patent
CA 2678770
Method of manufacturing a concrete sleeper, comprising the following steps: insertion of pre-stressing rods into a sleeper mould, simultaneous automated tensioning of the individual pre-stressing rods, filling of the sleeper mould with concrete, leaving of the concrete to harden, removal of the concrete sleeper from the mould, wherein for one concrete sleeper more than four, in particular five to eight, pre-stressing rods are used and the pre-stressing rods are tensioned individually yet simultaneously.
Procédé de fabrication d'une traverse en béton, comprenant les étapes suivantes : mettre en place des aciers d'armature dans un moule à traverse, serrer simultanément et de façon automatisée des aciers d'armature individuels, remplir le moule de béton, laisser durcir le béton, démouler la traverse en béton. On utilise pour une traverse en béton plus de quatre aciers d'armature, notamment cinq à huit, et les aciers d'armature sont serrés individuellement mais néanmoins simultanément.
Freudenstein Stephan
Geissler Franz
Klein Viktor
Fetherstonhaugh & Co.
Rail.one Gmbh
LandOfFree
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