Apparatus for the zig-zag folding of a web of material

Details Apparatus for the zig-zag folding of a web of material Apparatus for the zig-zag folding of a web of material

1975-01-17

1976-08-03

Eickholt, E. H.

Sheet-material associating

Reciprocating-carriage piler

With clamp

270 61F, 270 79, 226118, B65H 2946

Patent

active

039725197

ABSTRACT:
Apparatus and method of producing a Leporello folding of a web of material including a pair of rollers driven by unidirectional drive devices and continually revolved in a same direction and directing the web of material upwardly between the nip of the rollers, a pair of belt conveyors receiving the web of material, the conveyor belts travelling in the same direction, and reversing frequently to carry the web first in one horizontal direction and then in the opposite horizontal direction, a receptacle receiving the web folded on the conveyor belts and containing a weight for maintaining pressure between the web and the conveyors and a drive apparatus continually driving the rollers slightly slower than the conveyor belts.

REFERENCES:
patent: 2902888 (1959-09-01), Powischill
patent: 3627306 (1971-12-01), Affupper
patent: 3697062 (1972-10-01), Mones
patent: 3871763 (1975-03-01), Schrempp

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