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BAHILLO ANDRES GERARDO
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BAHILLO ANDRES GERARDO
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Application filed by BAHILLO ANDRES GERARDOfiledCriticalBAHILLO ANDRES GERARDO
Priority to ES0071056UpriorityCriticalpatent/ES71056Y/en
Publication of ES71056UpublicationCriticalpatent/ES71056U/en
Application grantedgrantedCritical
Publication of ES71056YpublicationCriticalpatent/ES71056Y/en
An improved mandrel, essentially characterized by being constituted by a hollow blade-holder body, inside which an impeller rod can slide which at one of its ends carries a transverse pin that passes through a through slot of the blade holder and makes contact with a peripheral groove of a nut threaded externally to the blade holder, and at the other end ends in a fork that carries a pin and in it, a rhombic part, both being able to slide, respectively, through inclined openings and slots parallel to them, of the two blades, arranged in an end opening of the blade holder and axially contained by a cover secured by screws to the blade holder. (Machine-translation by Google Translate, not legally binding)