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Priority to ES1977226873UpriorityCriticalpatent/ES226873Y/en
Publication of ES226873UpublicationCriticalpatent/ES226873U/en
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Publication of ES226873YpublicationCriticalpatent/ES226873Y/en
Improved hinge, essentially characterized in that at least the axial passages of the hinge cores or projections located at the ends of the blades are provided with internal thread, while one of the hinge fins is independent and is provided with an axial projection threaded, while the other trim is integral with the axis of the hinge; and, characterized also, because the rear edge of the hinge blades is provided with a longitudinal chamfering, so that the hinge is enabled to rotate clockwise or counterclockwise as installed, by means of the threaded coupling of the projection of the independent bezel inside the passage of the nucleus or protrusion located, in the assembly of the hinge, in the lower part, avoiding the chamfering of the blades the friction on the furniture in the turns of the hinge. (Machine-translation by Google Translate, not legally binding)
Method of total synthesis of a particular class of derivatives of papaverinic structure. (Machine-translation by Google Translate, not legally binding)