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Individual
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Individual
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Priority to ES111733UpriorityCriticalpatent/ES111733U/en
Publication of ES111733UpublicationCriticalpatent/ES111733U/en
Details Of Spanners, Wrenches, And Screw Drivers And Accessories
(AREA)
Abstract
A screw with a multi-purpose nut fixing device characterized by the possibility of fixing the nut in the desired position by means of the constitution of the screw shank with an internally threaded axial bore in the same direction as the thread of the screw. Open by the base of said stem opposite the head of variable depth depending on the dimensions of the thyme and with longitudinal grooves of length and depth appropriate to said dimensions coming from the outer periphery of the rod to the axial bore having provided a thyme of the same caliber and thread pitch of the axial drill of frustoconical body and without head presenting in its place a diametral groove that allows to actuate it with a universal screwdriver. (Machine-translation by Google Translate, not legally binding)
ES111733U1965-02-271965-02-27Screw with nut fixing device for multiple uses (Machine-translation by Google Translate, not legally binding)
PendingES111733U
(en)