Method of lapping webs and product

Details Method of lapping webs and product Method of lapping webs and product

1978-01-23

1979-08-07

Sewell, Paul T.

Sheet-material associating

Associating and folding

Zigzag package

B41L 132

Patent

active

041635485

ABSTRACT:
A method of lapping webs to provide a product suitable for zig-zag folding or rewinding wherein a web is advanced from each of a pair of parent rolls, the web transversely severed into discrete identical sheets which are then lapped no more than one-third the length of each sheet, and thereafter the lapped sheets from each parent roll are combined in staggered reverse relationship whereby all exposed edges face one direction.

REFERENCES:
patent: 3034780 (1962-05-01), Stelling
patent: 3489406 (1970-01-01), Nystrand
patent: 3701522 (1972-10-01), Chi

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