Non-self loading controlled deflection roll

Details Non-self loading controlled deflection roll Non-self loading controlled deflection roll

1997-07-24

1999-03-23

Cuda, Irene

Roll or roller

With antideflection means

Rotatable relative to supporting shaft

492 20, B21B 1322

Patent

active

058852018

ABSTRACT:
A non-self loading controlled deflection roll for a papermaking machine having a machine direction and a cross-machine direction, the roll including a shaft support member, first and second shell support members, a roll shaft having a longitudinal axis in the cross-machine direction, the shaft having axially spaced first and second ends, a roll shell surrounding the shaft, the shell having axially spaced first and second ends, the shell being rotatable about the shaft, a bearing pad supporting the shell relative to the shaft, the bearing pad being located between the first and second ends of the shell, first and second outboard bearings supporting the shaft relative to the shaft support member adjacent the first and second ends, respectively, first and second spherical bushings supporting the shell relative to the shaft, the first and second spherical bushings being mounted on the shaft axially inwardly of the first and second outboard bearings, respectively, each of the spherical bushings having a first annular bushing member supporting the respective first and second shell support members and a second annular bushing member mounted on the shaft, the first and second annular bushing members having complementary spherical engagement surfaces, and first and second outboard shoe assemblies.

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