Pressure-fixation apparatus

Details Pressure-fixation apparatus Pressure-fixation apparatus

1979-04-02

1982-08-10

McIntosh, John P.

Presses

Concurrent pressing and conveying

Roll type

118116, G03G 1520

Patent

active

043432344

ABSTRACT:
A device for fixing a toner image to a carrier sheet by pressure, comprising a pair of side frame members cooperating with a base frame member, a top roll and a bottom roll forming a pair of pinch rolls, rotatably mounted on said pair of side frame members and arranged in rolling engagement with each other to provide a nip through which a carrier sheet with a deposit of toner particles thereon is passed to fix the toner particles to the carrier sheet, and a backup roll disposed in rolling engagement with said bottom roll, wherein the axis of the bottom roll extends at an angle within a range from 10' to 1.degree.30' relative to the axis of the top roll.

REFERENCES:
patent: 3272643 (1966-09-01), Pasek et al.
patent: 3647525 (1972-03-01), Dahlgren
patent: 3653320 (1972-04-01), Oehlmann et al.
patent: 3990391 (1976-11-01), Singh
patent: 4022122 (1977-05-01), Moser et al.
patent: 4104963 (1978-08-01), Fortmann
patent: 4192229 (1980-03-01), Tsunoi et al.
patent: 4235166 (1980-11-01), Tsunoi

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