Stretch reduction mill

Details Stretch reduction mill Stretch reduction mill

1999-06-16

2000-10-10

Tolan, Ed

Metal deforming

With use of control means energized in response to activator...

Metal deforming by use of roller or roller-like tool element

72 291, 72234, 72249, 700151, B21B 3758

Patent

active

061289345

ABSTRACT:
A method and apparatus that provides a multiple-stand stretch reduction mill. A single master controller monitors and controls the roll speed at each roll stand in the mill, automatically and simultaneously maintaining each stand's roll speed at a pre-determined, calculated roll speed.

REFERENCES:
patent: 2959992 (1960-11-01), Mitchell
patent: 3312091 (1967-04-01), Kobayashi
patent: 3314264 (1967-04-01), Vater et al.
patent: 3766767 (1973-10-01), Rastelli
patent: 3811304 (1974-05-01), Gorker
patent: 4079608 (1978-03-01), Properzi
patent: 4942543 (1990-07-01), Da Rio et al.
patent: 5235834 (1993-08-01), Bolkey et al.
patent: 5479803 (1996-01-01), Imanari
patent: 5619880 (1997-04-01), Polster et al.

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