The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 10, 1981
Filed:
Feb. 28, 1979
Applicant:
Inventor:
Hans-Friedrich Marten, Kreuztal, DE;
Assignee:
Schloemann-Siemag Akt., Dusseldorf, DE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B21B / ; B21B / ;
U.S. Cl.
CPC ...
72 16 ; 72205 ; 72161 ; 72249 ;
Abstract
A method of and apparatus for rolling metal strips in a rolling mill having a 4-high roll stand and a tension roll stand comprising a plurality of pairs of combined rollers. The method comprises advancing the metal strips through the 4-high roll stand and tension roll stand, so that the strip extends between the roller of each pair of combined rollers and is partially wrapped around each of the rollers. The rollers of each pair are rotated in opposite directions at a pre-determined circumferential differential speed ratio.