Rectangular thin film pack
OwnerRodney Haydn Imerinventor
Life of this patent
Estimating the term…
Abstract
A pack comprises a horizontal base and vertical side walls formed from a blank. The side walls are joined to each other in planes perpendicular to the base and form stiffening ribs. The side walls are seamlessly joined to the base and the base is seamless. The pack is produced by folding the blank and joining the side walls.
Claims22
A pack comprising a flat horizontal base and vertical side walls demarcating an interior space, wherein the base and side walls are formed from a blank of material having a thickness of from 20 to about 200 microns, wherein the side walls are joined together at corners of the pack and in planes perpendicular to the base to seal the interior space at the side walls and to form vertical stiffening ribs extending along the length of the pack and outwardly of the interior space and wherein the side walls are seamlessly joined to the base and the base is seamless.
A method for producing a pack, comprising the steps of:
- providing a blank of material having a thickness of from 20 to about 200 microns,
- folding the blank to form a flat horizontal base and vertical side walls demarcating an interior space and wherein the side walls are seamlessly joined to the base and the base is seamless, and
- joining the side walls together at corners of the pack and in planes perpendicular to the base to seal the interior space at the side walls and to form vertical stiffening ribs extending along the length of the pack and outwardly of the interior space.
Dependencies are inferred from the claim text.