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Priority to ES1981258878UpriorityCriticalpatent/ES258878Y/en
Publication of ES258878UpublicationCriticalpatent/ES258878U/en
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Publication of ES258878YpublicationCriticalpatent/ES258878Y/en
Key for screw caps of cans and bottles, essentially characterized in that in its preferably laminar constitution, a slightly frustoconical through hole is practiced, in whose circular perimeter, a plurality of axial grooves have been made, forming a peripheral toothing, applying to the end or upper part of the stopper on the side of the larger diameter hole, by inserting the toothing of the axial grooves in the spline of the stopper, sufficing a slight turn to proceed to its detachment from the lower support ring, and subsequently unscrewed. (Machine-translation by Google Translate, not legally binding)
ES1981258878U1981-06-081981-06-08
WRENCH FOR CAPS AND BOTTLE THREADS
ExpiredES258878Y
(en)
PROCEDURE FOR THE IMPLEMENTATION OF SCREW ALUMINUM LAMINATE CAPSULE WITH EXTENDED GUARANTEE RING FOR THE FORMATION OF COLLAR, WEAKENING FOR ITS EASY ELIMINATION AND RECOVERY OF RETURNABLE GLASS CONTAINERS