Roll leveller

Details Roll leveller Roll leveller

1980-11-04

1983-04-26

Crane, Daniel C.

Metal deforming

By deflecting successively-presented portions of work during...

By use of deflected arranged to provide longitudinally...

72163, 72160, B21D 102, B21D 302

Patent

active

043809219

ABSTRACT:
A roll leveller having a frame, a plurality of parallel lower rolls rotatably mounted on the frame and positioned side by side in the direction in which a material to be levelled is fed, a bracket having a plurality of parallel upper rolls rotatably mounted thereon in spaced opposed relationship to the rolls on the frame, an adjustable stop mounted thereon in spaced opposed relationship to the rolls on the frame, an adjustable stop mounted on one end of the frame for movement toward and away from the bracket and engaged by the corresponding end of the bracket, an adjustable connecting shaft pivotally connected to the other end of the bracket and mounted on the other end of the frame for movement toward and away from the bracket, a rod connected to the bracket adjacent the stop and extending away from the stop; and a pneumatic piston-cylinder device connected to the rod for moving the rod and the bracket away from the stop by pivoting movement around the pivotal connection of the other end of the bracket to the connecting shaft.

REFERENCES:
patent: 2353375 (1944-07-01), Todd
patent: 2491782 (1949-12-01), Talbot
patent: 2742949 (1956-04-01), Nilsson
patent: 3301031 (1967-01-01), Bearer
patent: 3605471 (1971-09-01), Bodtke
patent: 3798947 (1974-03-01), Anderson et al.
patent: 3955391 (1976-05-01), Wilson
patent: 4129292 (1978-12-01), Pohto et al.
patent: 4152913 (1979-05-01), Zerhoch et al.

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