Expandable material with crossed lines, expansion system and method for supplying package material
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United States of America Patent
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Mar 25, 2025
Grant Date -
Mar 27, 2025
app pub date -
Sep 21, 2023
filing date -
Sep 21, 2023
priority date (Note) -
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Abstract
Provided is an expandable material with crossed lines, an expansion system and a method for supplying a package material. Said expandable material comprises: creasing lines, wherein the creasing lines extend along a horizontal direction of said expandable material and are arranged at intervals in a longitudinal direction of said expandable material, and said expandable material is continuous on the creasing lines and folded along the creasing lines to form a saw-toothed stack; and slits, wherein the slits pass through said expandable material, extend along a first direction, and are inclined to the creasing lines and arranged at intervals on slit lines defined in the first direction, the slit lines are arranged at intervals in the longitudinal direction of said expandable material, and the slits of two adjacent slit lines are mutually staggered in the longitudinal direction of said expandable material.
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