Device for rotationally locking the supporting roll balanced...

Details Device for rotationally locking the supporting roll balanced... Device for rotationally locking the supporting roll balanced...

2007-07-11

2011-10-25

Ross, Dana (Department: 3725)

Metal deforming

By use of roller or roller-like tool-element

With carrier for roller-couple or tool-couple

C072S235000, C072S236000, C072S239000, C072S464000

Reexamination Certificate

active

08042371

ABSTRACT:
In a rolling stand (1), especially a plate rolling stand, with a right housing column (2), a left housing column (3), an upper column crosshead (4) that connects them, at least one pair of work rolls and one pair of backup rolls and associated chocks, a balancing device with brackets (5, 6) and a piston rod (7) that extends upward through the column crosshead (4) beyond the upper surface (8) of the column crosshead (4), the piston rod (7) has a yoke (10) at its outer end (9), which yoke (10) is oriented in the rolling direction and engages the brackets (5, 6) of the balancing device, and a rotating sleeve (11), which encloses the piston rod (7), is arranged between the upper edge (12) of the balancing cylinder (22) and the lower edge (13) of the yoke (10), is supported on the column crosshead (4), and has at least one open slot (14) into which the yoke (10) can drop.

REFERENCES:
patent: 3702557 (1972-11-01), Amend
patent: 3805572 (1974-04-01), Busch
patent: 4453393 (1984-06-01), Hino et al.
patent: 4706484 (1987-11-01), Dittmar et al.
patent: 44 17 274 (1995-11-01), None
patent: 296 03 117 (1996-04-01), None
patent: 101 16 988 (2002-10-01), None
patent: 0 791 410 (1997-08-01), None
patent: 1 036 821 (1966-07-01), None

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