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Priority to ES1974202148UpriorityCriticalpatent/ES202148Y/en
Publication of ES202148UpublicationCriticalpatent/ES202148U/en
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Publication of ES202148YpublicationCriticalpatent/ES202148Y/en
Automatic device for the closure of doors of double turn, characterized by consisting of a box that houses inside a mechanism of differentiated circular movement with three points of locking included in a 180 degree turn, thanks to the predisposition of edges arms that placed laterally and contracted to each other by means of an interposed spring acts on a roller that, arranged at the end of a cam that carries the axis, turns this in its return stroke. (Machine-translation by Google Translate, not legally binding)
ES1974202148U1974-04-091974-04-09
AUTOMATIC DEVICE FOR THE CLOSING OF DOUBLE-SWING DOORS.
ExpiredES202148Y
(en)