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Application filed by Petre DanetfiledCriticalPetre Danet
Priority to RO83110541ApriorityCriticalpatent/RO87428A2/ro
Publication of RO87428B1publicationCriticalpatent/RO87428B1/ro
Publication of RO87428A2publicationCriticalpatent/RO87428A2/ro
Details Of Spanners, Wrenches, And Screw Drivers And Accessories
(AREA)
Abstract
Inventia are ca obiect o surubelnita caracterizata în aceea ca prezinta modul ce centrare automat si de mentinere a unui surub în priza cu extremitatea sa, în acest scop, fiind alcatuita dintr-un tub central iar de-a lungul axei de simetrie primind o tija metalica ce are la un capat practicat un vîrf de surubelnita, tija care are înfiletat un arc la exterior care mentine vîrful surubelnitei în contact permanent cu capul surubului.