| 摘要 |
PURPOSE: To provide a sealing part excellent in repeated durability by providing a sealable sheet-like sealing part which is provided close to an opening part of a packaging body across the opening part while cutting an opening/closing piece foldable with respect to the sealing part. CONSTITUTION: A fitting type sealing part 1 provided to seal an opening part B of an envelope-like packaging body A is formed in a bag shape with an insertion port 11 opened, and a stopper 12 to regulate the detachment from the packaging body A is provided on the side opposite to the insertion port 11 inside the sealing part 1. The stopper 12 is formed of an adhesive layer, a projection, a cut, etc., formed inside the sealing part 1. Opening/closing pieces 2, 2 are provided on both sides across the opening/closing port B of the packaging body A of the sealing part 1. The opening/closing piece 2 is formed by providing an approximately U-shaped notch 3 in the sealing part 1. A frame piece 13 is formed approximately U-shaped by the cut 3 so that one edge part of the opening part B is inserted between the cut 3 and one opening/closing piece 2. |
