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Method of forming, filling and closing cartons, and specific cartons therefor

阅读:100发布:2020-11-06

专利汇可以提供Method of forming, filling and closing cartons, and specific cartons therefor专利检索,专利查询,专利分析的服务。并且This disclosure is directed to a novel method of forming, filling, covering and sealing a carton which includes a bottom panel, four upstanding side panels, and a minor flange joined to each of the side panels, a product is packaged within the carton body, and a cover which preferably is post-scored but may be prescored is applied thereto and includes four major flanges, one overlying each of the minor flanges of the carton body, the method including the steps of deflecting the minor and major flanges relative to each other to provide an area for the receipt of a hot-melt adhesive, thereafter applying pressure to unite the flanges, and subsequently securing the adhered flanges to the carton side panels. The covers may be individually fed from a stack of blanks, severed from a web drawn from an appropriate roll or as another alternate the carton body and cover would be of an integral one-piece construction.,下面是Method of forming, filling and closing cartons, and specific cartons therefor专利的具体信息内容。

1. A packaging method comprising the steps of providing a carton blank defined by a bottom panel, four upstanding side panels and a flange carried by each side panel, setting up the carton blank into a carton body with the side panels generally normal to the bottom panel and the flanges, conveying the carton body along a predetermined path in a predetermined direction, packaging a product within the carton body, spanning the carton body including the flanges thereof with a cover having a top panel and a flange overlying and projecting beyond each carton body flange, folding all flanges directly against associated side panels of the carton body, and adhesively securing the cover flanges directly to, against and entirely covering the associated side panels at an area below each body flange whereby the body flanges are thereby held in direct sandwiched relationship between the associated cover flanges and carton body side panels.
2. The packaging method as defined in claim 1 including the step of adhesively securing the carton body and cover flanges to each other prior to adhesively securing the cover flanges to the associated side panels.
3. The packaging method as defined in claim 2 including the step of folding the carton body and cover flanges relatively away from each other prior to applying adhesive therebetween to perform the last-mentioned adhesive securing step.
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