ES276902U - Continuous band of envelopes (Machine-translation by Google Translate, not legally binding) - Google Patents

Abstract

Continuous band of envelopes, of the type comprising two or more overlapping sheets, with perforated marginal strip strips for processing in printing machines, limited by longitudinal perforation lines, which also limit the width of the envelopes, and other lines of perforations in transversal arrangement, which limit the height of the envelopes, providing adhesive strips, in lines or lines, of unión between the various sheets, characterized essentially by the fact that, in addition to the fundamental lines of lines that limit the outline of the envelopes, presents three other lines of perforations, two of them parallel to each other and to two opposite sides of the envelope, displaced inwards with respect to the lines of perforations that limit the outline of the envelope, and the third parallel to one of the other two sides, also displaced towards the interior, while the inner sheet or sheets containing the information are provided with another line of perforations parallel to the side where none of the aforementioned lines have been foreseen, arranging between the sheets constituting the strip some adhesive strips, continuous or not, located in the interior and next to the perforation lines limiting the contour of the envelope, with which envelopes are configured which, once the drilling strips separated and separated from each other, comprise three tabs parallel to three of their sides, removable to access the contents of the envelope, leaving the sheets joined by one of their sides corresponding to the it has no detachable flange, and separable interior or rear that contain the information by a slight pull that tears the line of perforations provided for them. (Machine-translation by Google Translate, not legally binding)