Document Type and Number:
Japanese Patent JPS4959064
Kind Code:
A
Abstract:
A method and apparatus for forming an accurately dimensioned metal strip having a plurality of thicknesses in which a feed strip is passed through a pair of work rolls, one or both of which has a raised portion for forming the desired shape during the reduction, wherein both work rolls are supported by back-up rolls which rotate in engagement with the work rolls with one or both of the back-up rolls having a notched recess to accommodate raised portions of the work roll.
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Application Number:
JP9627173A
Publication Date:
June 07, 1974
Filing Date:
August 29, 1973
Export Citation:
International Classes:
B21B1/08; B21B13/14; B21B37/16; B21H8/00; B21B27/02; (IPC1-7): B21B1/22