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TODAY’S PATENT – ROLLING MILL

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TODAY’S PATENT – ROLLING MILL

This invention was created by Rolf Bunten and Ulrich Genge , it is filed with the USPTO having patent no. US6053021A on  25th April, 2000.

The object of the present invention is to provide a hot flat-rolling mill having cylindrically or symmetrically ground working rolls which permits far-reaching influencing and compensation for the bending of the working rolls which occurs under load and as a result of thermal cambering and for the roll gap changes which are produced by the bending of the rolls, thereby allowing optimum profile control and flatness control of the rolling mill.

To achieve the object, the invention proposes that the displaceable pair of working rolls are designed as a hollow rolls with a cavity designed to be rotationally symmetrical in relation to a longitudinal axis of the working roll and asymmetrical in relation to an imaginary transverse plane intersecting the working roll longitudinal axis at the center of the roll crown. The displaceable pair of working rolls are installed with identically designed cavities rotated 180.degree. with respect to each other.

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    N Deeksha N

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