Patent ID: 11932461
Assignee: TETRA LAVAL HOLDINGS & FINANCE S.A.
Field: Handling (Mechanical engineering)
Classification: CPC B | IPC B

Claim 3:
4. A sheet packaging material according to claim 1, wherein
the crease lines divide the sheet packaging material into
a first flap portion and a second flap portion that are adjacent to and on opposite sides of the first side portion, and configured to form a first flap and a second flap that are folded on the first side panel of the sealed package,
a third flap portion and a fourth flap portion that are adjacent to and on opposite sides of the second side portion, and configured to form a third flap and a fourth flap that are folded on the second panel of the sealed package,

the fifth and sixth crease lines comprise a third pair of crease sections that together with the first pair of crease section define sides of the first flap portion and the second flap portion, wherein the third pair of crease sections are angled towards each other such that the first flap portion and the second flap portion have the shape of parallelograms, and
the fifth and sixth crease lines comprise a fourth pair of crease sections that together with the second pair of crease section define sides of the third flap portion and the fourth flap portion, wherein the fourth pair of crease sections are angled towards each other such that the third flap portion and the fourth flap portion have the shape of parallelograms.