Extended nip press

Details Extended nip press Extended nip press

1983-12-07

1985-08-20

Bashore, S. Leon

Paper making and fiber liberation

Apparatus

Running or indefinite length product forming and/or treating...

100121, 100153, 100154, 162205, 162361, D21F 300, D21F 304, D21F 308

Patent

active

045362556

ABSTRACT:
An extended nip press having a press nip formed between a first press roll and a looped traveling belt wrapping a portion of the roll with the belt having a shaped mandrel therein with a concave surface conforming to the roll facing the nip and a concave surface facing away from the nip conforming to a support roll with lubricant between the mandrel and belt and the rolls having a deflection control means with the mandrel being self-positionable during operation of the press.

REFERENCES:
patent: 3293121 (1966-12-01), Martin
patent: 3808096 (1974-04-01), Busker et al.
patent: 4201624 (1980-05-01), Mohr et al.
patent: 4287021 (1981-09-01), Justus et al.
patent: 4308096 (1981-12-01), Cronin
patent: 4425190 (1984-01-01), Cronin
patent: 4431045 (1984-02-01), Josefsson

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