Patent ID: 6715919
Filing Date: 2004-04-06
Classification: B65D

Abstract:
A paper bag with a film inner bag element, comprising:an outer bag element comprising at least one layer formed mainly from craft paper and having a closed end portion forming a bottom part thereof; and an inner bag element comprising a tubular body formed from a synthetic resin film and having a closed end portion forming a bottom part thereof, the inner bag element being disposed inside the outer bag element, wherein a cut portion used as a tearing guide is formed along the longitudinal direction in an end portion of the inner bag element that is closed by heat-sealing and that is planned to be opened in the future, including the closed end portion on the bottom side, and wherein the synthetic resin film that forms the inner bag element is a thermoplastic resin film having a property of allowing easy tearing in one axial direction, the inner bag element being formed so that the one axial direction is a width direction thereof that is perpendicular to a longitudinal direction thereof.