Patent ID: 9656451
Date: 2017-05-23
CPC Classifications: B32B,E04C

Claim:
1. A method to make a double panel, wherein the method comprises: automated or semi-automated production of a first semi-worked piece formed by a first cover on which one or more honeycomb inserts are glued using at least a first glue, automated or semi-automated production of a second semi-worked piece formed by a second cover on which strengthening strips are glued using one or more second glues, automated or semi-automated composition and pressing of the first semi-worked piece and of the second semi-worked piece in order to obtain the double panel, wherein a dosage and application of the one or more second glues are carried out alternatively: on the second cover, making adhesive tracks in coordination with the shape of the strengthening strips, and then, once the strengthening strips are positioned on the second cover, carrying out the dosage and application of the one or more second glues on a free upper face of the strengthening strips; or firstly on a lower face of the strengthening strips, subsequently depositing and gluing the strengthening strips on the second cover and then dosing and applying the one or more second glues also on an upper face of the strengthening strips; or at the same time both on the second cover, or on the lower face of the strengthening strips, and on the upper face of the strengthening strips.