Packaging apparatus and method

B - Operations – Transporting – 65 – B

Patent

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Details

B65B 9/02 (2006.01) B65B 41/16 (2006.01) B65B 61/06 (2006.01)

Patent

CA 2588557

The invention relates to an apparatus for packaging an item, comprising: a supply of flexible packaging material defining two web portions, a layer of cohesive being disposed on a face of each of the web portions, the cohesive being sealable to itself by application of pressure without heat; a web supply and drive system for supplying and advancing the two web portions such that the web portions are generally parallel and the faces having the cohesive are opposing each other at an item-receiving station at which an item to be packaged is placed between the opposing web portions, the web portions defining opposite longitudinal edges; a pair of side seal devices respectively arranged at locations adjacent but spaced from opposite sides of the item being packaged, the side seal devices being operable to seal the web portions together at said locations by application of pressure on the web portions without heat; and a cross seal device operable to seal the web portions together at locations ahead of and behind the item being packaged, by application of pressure without heat. The invention also relates to a method of packaging an item.

L'invention consiste en un appareil servant à l'emballage d'articles. L'appareil est composé de ce qui suit : un approvisionnement de matériau d'emballage flexible fait de deux portions de bandes continues, une couche d'adhésif appliquée sur l'une des faces des portions de bandes continues, l'adhésif pouvant être scellé sous pression sans chaleur; un approvisionnement de bande continue et un système d'entraînement pour fournir et acheminer les deux portions de bandes continues de manière qu'elles soient normalement parallèles et que les faces enduites d'adhésif se trouvent face à face; une station de réception où les articles à emballer sont déposés entre les portions de bandes continues, lesquelles constituent des rebords longitudinaux opposés; deux dispositifs de scellement latéral placés respectivement de part et d'autre de l'article à emballer, contigus à celui-ci sans toutefois y toucher, ces dispositifs étant actionnés pour sceller les côtés des bandes continues sous pression sans chaleur; et un dispositif de scellement transversal actionné pour sceller sous pression sans chaleur les bandes continues en amont et en aval de l'article à emballer. L'invention a également trait à une méthode d'emballage d'articles.

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