Method of lapping webs

Details Method of lapping webs Method of lapping webs

1979-08-20

1981-07-21

Burr, Edgar S.

Sheet-material associating

Associating and folding

Zigzag package

493433, B41L 132

Patent

active

042794110

ABSTRACT:
A method of lapping webs wherein two series of web sections are advanced, reversely folding a portion of each section about a transverse line adjacent the section leading edge to lap a portion of the preceding section adjacent the trailing edge, and retarding one series relative to the other.

REFERENCES:
patent: 1219238 (1917-03-01), Brown
patent: 1228400 (1917-06-01), Brown
patent: 1436302 (1922-11-01), Wheeler
patent: 4163548 (1979-08-01), Nystrand

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