Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pacadar SA
Original Assignee
Pacadar SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Pacadar SAfiledCriticalPacadar SA
Priority to ES1982262634UpriorityCriticalpatent/ES262634Y/en
Publication of ES262634UpublicationCriticalpatent/ES262634U/en
Application grantedgrantedCritical
Publication of ES262634YpublicationCriticalpatent/ES262634Y/en
Manufacturing Of Tubular Articles Or Embedded Moulded Articles
(AREA)
Abstract
Reinforced and prestressed concrete beam, especially for the construction of walkways, characterized in that it comprises a closed hollow core defined in section by an inverted isosceles trapezoidal contour, the greater base of which is prolonged, on either side, in two coplanar wings of width approximately equal to that of said base, to define the total width of the transit surface of the footbridge, the lower base of the section of the core being thicker than the upper base. (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)