Easy-to-pull sealing structure and production method thereof
The invention discloses an easy-to-pull sealing structure and a production method thereof in the field of sealing, the easy-to-pull sealing structure comprises a sealing cover, an opening is formed in the center of the sealing cover, and a bottom folding edge is bent at the opening, located in the c...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention discloses an easy-to-pull sealing structure and a production method thereof in the field of sealing, the easy-to-pull sealing structure comprises a sealing cover, an opening is formed in the center of the sealing cover, and a bottom folding edge is bent at the opening, located in the center, of the sealing cover. According to the zip-top can, the opening of the sealing cover is subjected to edge folding treatment, it can be guaranteed that the thickness of the opening is larger, smooth transition is achieved through the arc-shaped sealing protrusion, the sealing position is smoother, the problem that burrs at the opening of an existing zip-top can are sharp is solved, safety can be greatly improved, and especially when the zip-top can is used as an animal package, the safety is improved. The problem that an animal directly uses a real object in the can and is scratched is avoided, a high-temperature-resistant elastic inclined table is arranged, and a glue discharging groove is formed in the seal |
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