Method in a paper machine press section for facilitating replace

Details Method in a paper machine press section for facilitating replace Method in a paper machine press section for facilitating replace

1986-03-19

1987-10-13

Bashore, S. Leon

Paper making and fiber liberation

Processes and products

Conditioning, preparing or repairing of apparatus

162200, D21F 126, D21F 304

Patent

active

046996923

ABSTRACT:
A frame construction and method in a paper machine press section having a compact press roll combination forming at least two press nips through which a paper web runs, the frame consturction and method facilitating the removal and replacement of the fabrics and/or press rolls. The frame consturction of the press section includes, in the direction of web run through the press section, a front frame situated before the press roll combination and a rear frame separate from the front frame situated after the roll combination. The space above the roll combination and between the front and rear frames is open or openable through the provision of an intermediate frame situated above the roll combination. The intermediate frame is pivotally mounted on the rear frame about a transverse axis located at a longitudinal side of the roll combination. The pick-up fabric and the upper fabric, if any, of the press and/or one or more of the press rolls of the press roll combination can be easily replaced utilizing the open space provided by pivoting the intermediate frame to its open position.

REFERENCES:
patent: 3080913 (1963-03-01), Hornbostel
patent: 4192711 (1980-03-01), Tapio et al.
patent: 4211165 (1980-07-01), Schill
patent: 4267018 (1981-05-01), Haltsonen et al.
patent: 4440593 (1984-03-01), Koski et al.
patent: 4452668 (1984-06-01), Vallius et al.
patent: 4481078 (1984-11-01), Niemi
patent: 4560441 (1985-12-01), Kraft et al.

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