Packaging film and method of manufacturing same

The present invention provides a packaging film (1) for use in packaging a consumer product, especially a pack of smoking articles, comprising: an area or expanse (2) of film material configured to cover the consumer product; and opening means (3) formed in the area or expanse (2) of the film material to assist or promote opening or removal of the film when it covers the product in order to access the product, the opening means (3) including at least two frangible seams (5) which extends across at least a portion of the area or expanse (2) of the film material, wherein the at least one frangible seam (5) comprises at least two lines of weakness (7) that extend generally parallel and together define a single, desirably substantially linear, tear path (P). 本发明提供种包装膜(1)，其用于包装消费产品，尤其是烟制品包装，包括：构造为覆盖消费产品的膜材料的区域或延伸部分(2)；和在该膜材料的区域或延伸部分(2)上形成的开启装置(3)，以有助于或促进在膜覆盖消费产品时打开或去除膜，以获取消费产品，开启装置(3)包含至少两个易碎缝(5)，它们横跨膜材料的区域或延伸部分(2)的至少部分延伸，其中，至少个易碎缝(5)包括至少两条大致平行延伸的弱化线(7)，它们共同确定了单个的最好大致为直线的撕裂路径(P)。