Patent ID: 6604342
Filing Date: 2003-08-12
Classification: B29C,B29K,B29L,B65B

Abstract:
Method for sealing articles in card and blister packages, wherein a card and blister package comprises a card and blister piece of clear plastic having a preformed cavity for receiving one or more articles and a flange, and a second piece comprising a flat generally rectangular card, said method including the steps of:a) providing movable platforms of UV light transparent material having a plurality of shaped recesses for removably supporting a plurality of said card and blister pieces with said cavities outwardly-facing and for holding said flanges against relative inward and lateral movement, and wherein said platforms are mounted to a UV light porous conveyor belt; b) mounting a plurality of said card and blister pieces in said recesses; c) placing said articles in the cavities of said mounted card and blister pieces; d) applying UV light curable adhesive to the flanges of said mounted card and blister pieces or to a selected surface region of said card; e) covering the top of each of said card and blister pieces with said card whereby said flange engages a surface portion of said card with said adhesive disposed between said flange and said card surface; and f) directing UV light upwardly through said conveyor belt and platforms from a light source below said platforms and irradiating said supported card and blister pieces thereby instantly curing said adhesive and providing sealed card and blister packages.