Patent ID: 11945623
Assignee: HALLMARK CARDS, INCORPORATED
Field: Handling (Mechanical engineering)
Classification: CPC B | IPC B

Claim 15:
16. An article comprising:
a foldable sheet comprising a first face, a second face, and a circumscribing perimeter edge;
a first fold line extending across the foldable sheet between first opposing points of the perimeter edge;
a second fold line extending across the foldable sheet between second opposing points of the perimeter edge;
a third fold line intersecting the first fold line and the second fold line and extending across the foldable sheet between third opposing points of the perimeter edge;
a hook coupled to the foldable sheet, the hook spaced a distance from the third fold line and open towards the third fold line; and
additional fold lines parallel with the first fold line and the second fold line and intersecting with the third fold line, wherein the third fold line changes between a first orientation and a second orientation at each intersection with each of the additional fold lines.