Patent ID: 11912496
Assignee: POLY-AMERICA, L.P.
Field: Other special machines (Mechanical engineering)
Classification: CPC B | IPC B

Claim 4:
5. The method of claim 1, the method further comprising:
the pair of intermeshing rollers rotating about an axis of rotation in an opposite direction from each other,
the pair of intermeshing rollers comprising a first roller and a second roller, the first roller including a plurality of grooves perpendicular to the axis of the first roller, the plurality of grooves on the first roller intermeshing an embossing pattern on the second roller, the axis of each roller parallel to each other,
each intermeshing roller rotating towards each other in the machine direction so that the bubble is drawn through the pair of intermeshing rollers, and
a pair of post-embossing rollers downstream from the pair of intermeshing rollers that maintains tension in the collapsed bubble.