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US 2013/0152863 A1Published application
Collapsible disposable cardboard container
OwnerDavid W. Petersoninventor
Life of this patent
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Abstract
A cardboard container can be folded into a compact flat package for storage, shipment or disposal. The container can be locked into an open configuration by a pair of stiffening lappets removably wedged in folds into pockets of the collapsible side walls. The container is particularly adapted to hold cat litter or other disposable material.
Claims13
A collapsible structure which comprises:
- a front wall;
- a back wall;
- a pair of side walls spanning said front and back walls about four orthogonal corners;
- each of said side walls having an upper edge and a pair of oblique creases each extending from a lower part of one of said corners to a central region of said upper edge;
- and
- a removable stiffening member preventing each of said side walls from folding down along said creases.
3 more elements
Dependencies are inferred from the claim text.