File hinge folding assembly

Details File hinge folding assembly File hinge folding assembly

1984-06-18

1986-05-06

Husar, Francis S.

Manufacturing container or tube from paper; or other manufacturi

Container making

Pliable container

493243, 493399, 493947, B31B 125, B31B 136, B31B 3126

Patent

active

045869170

ABSTRACT:
A folding assembly for forming a gusset in a file folder hinge and folding the file folder with the gusset inside of the file folder, the assembly including a transporting arrangement for moving a file folder in sequence through a scoring station, a creasing station, a squeezing station and a folding station, the creasing station including a drive assembly for moving one panel of the file folder toward the other as the hinge is creased. The gusset may be heated at the scoring station, creasing station and/or its squeezing station.

REFERENCES:
patent: 846123 (1907-03-01), Mehle
patent: 1574789 (1926-03-01), Burgess
patent: 1971892 (1934-08-01), Anderson et al.
patent: 2088805 (1937-08-01), Olm et al.
patent: 2649674 (1953-08-01), Bartelt
patent: 3029073 (1962-04-01), Wright
patent: 3127165 (1964-03-01), Denny et al.
patent: 4008650 (1977-02-01), Alter et al.

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