Roll stand for rolling bar-shaped or tubular material

Details Roll stand for rolling bar-shaped or tubular material Roll stand for rolling bar-shaped or tubular material

2005-01-11

2005-01-11

Larson, Lowell A. (Department: 3725)

Metal deforming

By use of roller or roller-like tool-element

With carrier for roller-couple or tool-couple

C072S224000

Reexamination Certificate

active

06840077

ABSTRACT:
The roll stand having at least one roll shaft2, which carries a roll6and is subdivided into sectional shafts3, 4for the purpose of being able to change the roll, comprises at least one labyrinth-seal arrangement which is arranged in an annular gap23, 24formed between the respective sectional shaft3, 4and a bearing device for the roll shaft.

REFERENCES:
patent: 2740647 (1956-04-01), Van Pelt
patent: 4422698 (1983-12-01), Aoki et al.
patent: 4817410 (1989-04-01), Yatsuzuka et al.

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