Press section apparatus

Details Press section apparatus Press section apparatus

D - Textiles, Paper

21

F

92/21.5

D21F 3/08 (2006.01) D21F 3/02 (2006.01) D21G 1/02 (2006.01)

Patent

CA 2023331

A press section apparatus defining a press nip is disclosed for pressing a web of paper. The apparatus includes a frame and a press member secured to the frame. A backing roll is rotatably secured to the frame with the backing roll cooperating with the press member for defining therebetween the press nip. The backing roll also includes a shaft which has a first and a second end. The ends of the shaft are secured to the frame and a shell defines a granite outer surface with the shell being disposed substantially coaxially relative to and around the shaft. The shell is rotatable relative to the shaft and a deflection compensating device compensates for relative deflection between the shell and the press member during passage of the web through the press nip.

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