Improvements in agendas with automatic drive for the selection of the necessary data (Machine-translation by Google Translate, not legally binding)

摘要

Perfeccionamientos in the agendas with automatic activation for the selection of the necessary data, characterized in that they have been equipped with a wrapping box and a lid that is linked to it by tubular tabs crossed two to two consecutively by a pin, in which a torsion spring is housed in the central area between both flanges so that the lid, when opened or released, closes quickly, the closure of which is arranged on the front of the box, consisting of a button and a steel retaining strap. the lid. (Machine-translation by Google Translate, not legally binding)