Title: Controlled deflection roll

Abstract: A controlled deflection roll comprising at least one piston-like or punch-like pressure or support element which is provided with a bearing or contact surface upon which there can slide or bear the roll shell of the controlled deflection roll. The bearing or support arrangement at the respective ends of the roll shell, is equipped with throttle disk means for limiting the infeed of a hydraulic fluid medium, typically oil, to the bearings of the bearing arrangements, from an intermediate compartment or chamber located between the roll shell and its roll support or beam. Additionally, between the bearing and an outer seal means there is arranged an outflow element, such as an outflow conduit, for the withdrawal of the oil or other hydraulic medium.

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Inventors: Biondetti, Mario (Schio, IT)

Application Number: 06/144772
Filing Date: 1980-04-28
Publication_date: 1981-10-13
Assignee: ESCHER WYSS LTD

Primary Class(es): 492/7
Other Classes: F16C13/00; F16C13/02; B21B13/02
US Patent Ref:

3879827	April, 1975	Lehmann	291/16AD
3919753	November, 1975	Lehmann et al.	291/13AD
4007522	February, 1977	Hold et al.	29/113
4241482	December, 1980	Biondetti	291/16AD

Other Refs:
Primary Examiner: Shedd, Wayne L.
Assistant Examiner:
Attorney: Kleeman, Werner W.

Claims:

What I c