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Individual
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Individual
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Priority to ES95070UpriorityCriticalpatent/ES95070U/en
Publication of ES95070UpublicationCriticalpatent/ES95070U/en
Metallic expansion pin, characterized by consisting of a screw, a nut of the same thread pitch and a metal tube or sleeve or other suitable material provided with several longitudinal grooves, intended to be inserted in the screw shank once it is has passed through the object to be fastened and after it is inserted and screw the nut on the end of the screw and the sleeve and the nut thus mounted are introduced into the hole made in the wall, ceiling or floor, and screw the screw thoroughly . (Machine-translation by Google Translate, not legally binding)
ES95070U1962-09-131962-09-13Metallic expansion tojino (Machine-translation by Google Translate, not legally binding)
PendingES95070U
(en)
Improvements introduced in the manufacture of expansible tacos for the fixation of objects in constructive parts through screws or threaded pins. (Machine-translation by Google Translate, not legally binding)