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Priority to ES1974203874UpriorityCriticalpatent/ES203874Y/en
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Machines For Laying And Maintaining Railways
(AREA)
Abstract
Improved arrangement in the elements of railway tracks, characterized in that each lane of said tracks is constituted by the junction of the corresponding sections of rail already joined to concrete blocks, which are formed in support and anchoring the laying; connecting the two lanes between, only by means of braces, arranged every certain line of track which prevent the relative displacement of said lanes while maintaining them in perfect parallelism. (Machine-translation by Google Translate, not legally binding)
ES1974203874U1974-06-121974-06-12
PERFECTED LAYOUT IN THE RAILWAY ELEMENTS.
ExpiredES203874Y
(en)
Improvements in the placement devices of railway lines on armed concrete slabs, precomprused or not (Machine-translation by Google Translate, not legally binding)
Procedure for the construction of road base for tram, railway and metro, with metallic structure and armed, continuous and prefabricated cement. (Machine-translation by Google Translate, not legally binding)