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.)
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CASAU JURADO FRANCISCO
Original Assignee
CASAU JURADO FRANCISCO
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Application filed by CASAU JURADO FRANCISCOfiledCriticalCASAU JURADO FRANCISCO
Priority to ES89470UpriorityCriticalpatent/ES89470Y/en
Publication of ES89470UpublicationCriticalpatent/ES89470U/en
Application grantedgrantedCritical
Publication of ES89470YpublicationCriticalpatent/ES89470Y/en
Details Of Spanners, Wrenches, And Screw Drivers And Accessories
(AREA)
Abstract
Device for fastening the screws in the screwdrivers, characterized in that it is constituted by a cylindrical sheath, longitudinally traversed by the screwdriver shaft, which houses a helical spring, which at one end supports the widening of the tool, and on the other in a flange, provided for that purpose in said sheath, which extends to its other side in two tabs, which at their ends are bent at an angle, forming nails intended to rest under the head of the screw, when in the groove the tip of the screwdriver is inserted in it. (Machine-translation by Google Translate, not legally binding)
ES89470U1961-10-211961-10-21
Device to hold the screws in the screwdrivers
ExpiredES89470Y
(en)