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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Hermanos Perez Pardo S L
Original Assignee
Hermanos Perez Pardo S L
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hermanos Perez Pardo S LfiledCriticalHermanos Perez Pardo S L
Priority to ES1974204991UpriorityCriticalpatent/ES204991Y/en
Publication of ES204991UpublicationCriticalpatent/ES204991U/en
Application grantedgrantedCritical
Publication of ES204991YpublicationCriticalpatent/ES204991Y/en
Hinge ring for perforated sheets, which is essentially characterized by being constituted by two semicircular pieces of rectangular section, obtained by die-casting under pressure, the two pieces presenting the rounded actionable hitch points, and one of them disposes at the opposite end, of a circular projection with a central hole provided with a constriction, on which is fitted an annular rib provided on the circular projection of the other part, whose circular projection has on its opposite sides two cavities concentric with the axis of rotation, which receive the internal pivots of the facing wings of a bridge provided with fastening means by stapling or riveting to the support or cover of the perforated sheets. (Machine-translation by Google Translate, not legally binding)
ES1974204991U1974-07-301974-07-30
RING-HINGE FOR PERFORATED LEAVES.
ExpiredES204991Y
(en)