Corrugated paper bevel anti-fracture device
The utility model provides a corrugated paper bevel anti-fracture device, which belongs to the technical field of corrugated paper, and comprises a paperboard, the surface of the paperboard is fixedlyconnected with a first protective plate and a second protective plate, the first protective plate an...
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Main Author | |
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Format | Patent |
Language | Chinese English |
Published |
25.12.2020
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Subjects | |
Online Access | Get full text |
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Summary: | The utility model provides a corrugated paper bevel anti-fracture device, which belongs to the technical field of corrugated paper, and comprises a paperboard, the surface of the paperboard is fixedlyconnected with a first protective plate and a second protective plate, the first protective plate and the second protective plate are positioned on the front and back surfaces of the paperboard, andan adjusting shaft is embedded in the middle of the first protective plate and the second protective plate. Openings are evenly distributed in the surfaces of the first protection plate and the secondprotection plate, and reinforcing sleeves are embedded in the surfaces of the first protection plate and the second protection plate. Through the first protection plate and the second protection plate, the front face and the back face of the paperboard are effectively covered, the toughness of the paperboard is enhanced, the pressure of a folded corner is dispersed, the protection effect is achieved, the folded corner posi |
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Bibliography: | Application Number: CN201922402814U |