Paper-folding apparatus

Details Paper-folding apparatus Paper-folding apparatus

1986-07-14

1988-02-23

Eickholt, E. H.

Sheet-material associating

Associating and folding

Longitudinal web folding

226195, 493413, 493446, B41L 4308

Patent

active

047265787

ABSTRACT:
Apparatus for forming a longitudinal fold in a web of paper includes a paper feed arrangement, paper folding means arranged below and downstream of the paper feed arrangement, and guide means extending between the paper feed arrangement and the paper folding means. The paper feed arrangement includes a support on which are mounted a pair of tractor drives engageable with the edges of the web. The support is movable in a transverse direction to alter the position of the web relative to the paper folding means.

REFERENCES:
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patent: 3652357 (1972-03-01), Vogel et al.
patent: 3784187 (1974-01-01), Takayanagi
patent: 3786742 (1974-01-01), Hertrich
patent: 3937377 (1976-02-01), Schueler
patent: 3991992 (1976-11-01), Randall et al.
patent: 4050361 (1977-09-01), Traise
patent: 4189134 (1980-02-01), Mills et al.
patent: 4490132 (1984-12-01), Ogura et al.
patent: 4533130 (1985-08-01), Suter
patent: 4611799 (1986-09-01), Nuttin

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