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Individual
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Individual
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Priority to ES0029998UpriorityCriticalpatent/ES29998Y/es
Publication of ES29998UpublicationCriticalpatent/ES29998U/es
Application grantedgrantedCritical
Publication of ES29998YpublicationCriticalpatent/ES29998Y/es
Se reivindica por un "Nuevo porta-brocas" caracterizado por que sujeto el porta-broca, en la máquina, con un simple movimiento hacia arriba, del anillo de que va provisto, la boquilla, con su correspondiente broca es introducida en aquel, bastando con soltar dicho anillo, para que la broca quede sujeta.
Dispositif pour le profilage au tour et la fabrication de pieces creuses et de pièces tournées, au moyen d'un outil tournant, sur une machine-outil