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US 4,375,852 AGranted
Corner and edge protector
AssigneeWeyerhaeuser Company
InventorsRobert E. Johnston, Kishor N. Kudalkar
Life of this patent
Estimating the term…
Abstract
A blank which is scored and cut so that it may be folded into a corner protector. A blank is scored to provide a series of side, bottom and top panels. There are aligned apertures in the side panels which allow a blank to be bent to form a pair of angularly aligned elements.
Claims8
A blank for an edge protector comprising
- a rectangular corrugated board divided by a series of substantially parallel score lines into
- a first intermediate side panel,
- a first interior side panel,
- a bottom panel,
- a second interior side panel,
- a second intermediate side panel,
- a first exterior side panel,
- a top panel,
- and a second exterior panel,
- said panels being serially connected by said score lines,
- an interior aperture formed in each of said intermediate and interior side panels,
- each of said apertures having
- first diagonal edges extending from the score line between said intermediate and interior side panels toward the edge of said intermediate side panel opposite said interior side panel, said first diagonal edges being substantially perpendicular to each other,
- second diagonal edges extending from said score line between said intermediate and interior side panels to the score line between said interior side panel and said bottom panel, said second diagonal edges being substantially perpendicular to each other,
- said first and second edges meeting at said score line between said intermediate and interior side panels, said first and second adjacent diagonal edges being substantially perpendicualr to each other whereby said first and second adjacent diagonal edges will be substantially aligned in the formed protector, and
- exterior apertures formed in the exterior side panels, said exterior apertures being formed by third diagonal edges in said exterior side panels which will be aligned with the first diagonal edges in the formed protector and additional edges in said top panel.
13 more elements
Dependencies are inferred from the claim text.