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:
Feb. 14, 1989
Filed:
Oct. 20, 1987
Applicant:
Inventors:
Assignee:
SMS Schloemann-Siemag AG, Dusseldorf, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21B / ; B21B / ; B21B / ;
U.S. Cl.
CPC ...
72199 ; 72366 ;
Abstract
A pair of roll grooves defining a rolling passage for the bar stock in respective rolls having abutting or bearing portions which are undercut to increase elasticity and are separated from the grooves by recesses. The force with which the rolls are pressed against one another far exceeds the rolling force.