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PALLAS COLOME SERAFIN
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PALLAS COLOME SERAFIN
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Application filed by PALLAS COLOME SERAFINfiledCriticalPALLAS COLOME SERAFIN
Priority to ES81864UpriorityCriticalpatent/ES81864Y/en
Publication of ES81864UpublicationCriticalpatent/ES81864U/en
Application grantedgrantedCritical
Publication of ES81864YpublicationCriticalpatent/ES81864Y/en
APPARATUS FOR THE MANUFACTURE OF PRE-TENSIONED VIGUETTES, characterized in that it consists essentially of a fixing plate and a detensioning head provided at the same time with anchoring means similar to those of the said fixing plate and consisting of a series of conical drills through which the steel rods -which constitute the assembly of the beam- are introduced whose rods are retained in said holes in an immovable manner, by means of conical wedges. (Machine-translation by Google Translate, not legally binding)
ES81864U1960-06-271960-06-27
Apparatus for the manufacture of prestressed joists
ExpiredES81864Y
(en)
New system of simultaneous destination of steel wires in the pretensed and similar beams (Machine-translation by Google Translate, not legally binding)
Armor for concrete, constituted by a beam by means of intermediate and by a armor of a way of estera. (Machine-translation by Google Translate, not legally binding)
Improvements introduced in the construction of sectioned posts of pretensed concrete to support electrical lines (Machine-translation by Google Translate, not legally binding)