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US 2024/0109707 A1Published application
Packaging bag, method for manufacturing packaging bag, and pressing member
AssigneeToyo Seikan Co., Ltd.
InventorsShie MATSUNAGA, Hayato Asai
Life of this patent
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Abstract
A pressing member including a pressing surface configured to form a strong-pressure seal zone of a packaging bag. The pressing surface includes a flat part configured to press a part adjacent to an inner edge of the strong-pressure seal zone, and an inclination part that is provided consecutively to the flat part and recedes from the flat part as the distance from the flat part increases.
Claims2
A pressing member comprising:
- a pressing surface configured to form a strong-pressure seal zone of a packaging bag, wherein
- the pressing surface includes
- a flat part configured to press a part adjacent to an inner edge of the strong-pressure seal zone, and
- an inclination part that is provided consecutively to the flat part and recedes from the flat part as the distance from the flat part increases.
1 more element
Dependencies are inferred from the claim text.