Patent ID: 8105224

Claim:
An equipment for making a pack tray comprising: a body consisting of a bottom part connected to a strip of side walls, said body consisting of an outer envelope ( 1 ) made of rigid or semi-rigid material, for example cardboard, lined on the inside with an added sealed plastic film ( 11 ), said equipment comprises at least one station ( 2 ) equipped with means for applying glue over at least one portion of the inner surface of the strip of side walls ( 1 b ) of said outer envelope ( 1 ), called “gluing area” ( 10 ), before placing said plastic film ( 11 ), said means for gluing comprising: at least two pad-type gluing members ( 5 ) mounted on a supporting structure ( 4 ); each of said at least two gluing members consisting of at least one porous material block ( 5 b ); and means for filling said porous material blocks with glue through a diffusion phenomenon; wherein said pad type gluing members ( 5 ) are mounted on said supporting structure ( 4 ) via means for operating ( 6 ) said gluing members in expanding or folding position, wherein in the expanding position said gluing members are in contact with said gluing area to apply glue through contact and/or with compression force, and in the folding position said gluing members ( 5 ) are remote from the outer envelope ( 1 ) of said pack tray to allow the entrance and exit movements of said outer envelops ( 1 ) into and from said gluing station.