Paper Cup and Its Manufacturing Process
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United States of America
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Issued Date -
Feb 20, 2020
app pub date -
Oct 24, 2019
filing date -
Oct 24, 2019
priority date (Note) -
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Abstract
The present paper cup comprises a cup body, and the cup body comprises inner paper and outer paper. There are hollow bulges on the outer paper, and the outer paper forms a connecting part. The inner side of the connecting part bonds to the outer side of the inner paper, and the cup rim of the outer paper extends to the cup rim of the inner paper. In addition, the outer side of the cup rim of the inner paper bonds to the inner side of the outer paper, and both cup rims of the outer paper and the inner paper bend outward to form a double layered crimping. The manufacturing process for the present paper cup includes: paper preparation, rolling, composition, sheet cutting, forming, molding and etc.
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Family
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Cited Art Landscape
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