Packing box
AssigneeRiken Technos Corporation
InventorMotohiro Shimizu
Life of this patent
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Abstract
Embodiments of the invention provide a packing box wherein strength is improved and efficiency of opening, content retrieval, etc. is improved. Embodiments of the invention provide a packing box obtained from an upper cover and a lower box configured from cardboard for accommodating articles therein, in which: the upper cover is obtained from a top board that covers the entire interior of the lower box and side boards that extend vertically downward from each side of the top board and substantially cover the side surfaces of the lower box; and at least one notch is provided on one of the lower edges of the upper cover.
Claims12
A packing box configured to accommodate an article therein, the packing box comprising:
- an upper cover formed by cardboard;
- and
- a lower box formed by cardboard,
- wherein the upper cover comprises a top board covering an entire interior of the lower box, and side boards extending vertically downward from respective sides of the top board and substantially covering side surfaces of the lower box, and
- wherein the upper cover has at least one notch for opening the upper cover at lower longitudinal edges of the side boards such that the notch is located off a center of the packing box in a longitudinal direction and separated from both end portions in the longitudinal direction by a predetermined distance,
- wherein each notch of the at least one notch has a linear part extending from a first portion of the lower longitudinal edge of the side board and inclined vertically upward at a predetermined angle toward the corresponding end portion and an arc part continuous with the linear part and extending and ending at a second portion of the lower longitudinal edge of the side board, the linear part and the arc part providing an asymmetrical configuration to each notch,
- wherein each notch is of a size large enough for at least one finger to be inserted thereinto to pull up the upper cover, and
- wherein, when the upper cover is engaged with the lower box such that the side boards extending vertically downward from the respective sides of the top board cover the entire side surfaces of the lower box, each notch provides an unfilled aperture exposing a portion of the side surfaces of the lower box.
Dependencies are inferred from the claim text.