Patent · US Expired

Apparatus for rolling bar stock

US4803863A · kind A · utility

0Cited by

1References

5Claims

0Family size

Assignee

SMS Schloemann-Siemag Aktiengesellschaft · DE

Inventors

Hugo Feldmann · Alsdorf, DE
Hubert Muller · Grevenbroich, DE
Claus Schlanzke

Key dates

Filing date	Oct 20, 1987
Grant date	Feb 14, 1989
Priority date	—
Expiry date	Oct 20, 2007

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB21B1/18
WIPO fieldMachine tools
WIPO sectorMechanical engineering

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.