Patent ID: 7156556
Filing Date: 2007-01-02
Classification: B31B,B65B,B65D

Abstract:
1. A stand-up packaging pouch provided in a flattened state in which at least a front face portion and a rear face portion are constituted by a packaging material having a pleat which extends in an orthogonal direction to the longitudinal direction of the pouch and is formed by folding a portion of the packaging material in a three-ply strip form and adhering inner surfaces of this folded portion, and which is provided with side gussets at both sides or one side thereof to form side face portions and has been subjected to a bottom heat seal or a top heat seal, wherein when the stand-up packaging pouch is opened out into a three dimensional state, filled with a product to be packaged, and an opening thereof is sealed, said pleat is provided at least at an edge between the front face portion and a bottom face portion and at an edge between the rear face portion and the bottom face portion in the same plane as the front face portion and rear face portion such that the bottom face portion and rear face portion of the pleat form a substantial right angle at an upper end of the rear face portion of the pleat, thereby concealing said bottom face portion when seen from the direction of the front face portion or rear face portion.