Books vacuum packaging bag
The utility model discloses a books vacuum packaging bag, including first rectangle skeleton texture, second rectangle skeleton texture, encapsulation bag body, sealing strip, bookmark index, slider and one -way bleeder valve, encapsulation bag body is divided into triangular prism portion and recta...
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Format: | Patent |
Sprache: | chi ; eng |
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Online-Zugang: | Volltext bestellen |
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Zusammenfassung: | The utility model discloses a books vacuum packaging bag, including first rectangle skeleton texture, second rectangle skeleton texture, encapsulation bag body, sealing strip, bookmark index, slider and one -way bleeder valve, encapsulation bag body is divided into triangular prism portion and rectangular somatic part, a side of triangular prism portion is had a perfect understanding with the top face of rectangular somatic part, first rectangle skeleton texture and second rectangle skeleton texture symmetry are installed in two opposites of rectangular somatic part, books are laid to rectangular somatic part, the top end opening department of triangular prism portion is equipped with sealing strip and slider, the slider is connected with the sealing strip, the one -way valve assembly that bleeds is in triangular prism portion, the bookmark index is installed in triangular prism portion. Adopt the first rectangle skeleton texture and the second rectangle skeleton texture of steel matter, play skeleton support |
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