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1 results about "Female structure" patented technology
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confidential zipper bag
The present invention provides a secure zipper bag including a first snap-fit portion and a second snap-fit portion. The first and second snap-fit portions include a total of at least two male structures formed in such a way that their tips have arrow-shaped cross-sections extending from the first and / or second snap-fit portions toward the opposing snap-fit portions; female structures positioned at the snap-fit portions toward each of the corresponding male structures and having a U-shaped structure that wraps around the sagittal tip of the male structure, with its tip bent back toward the tip of the male structure; and at least two complementary structures formed at the first and / or second snap-fit portions between the first and / or second bases and the tip of the female structure of the opposing snap-fit portion, extending toward the opposing base.
Owner:THANTAWAN INDUSTRY PUBLIC COMPANY LIMITED