Automatable bending machine having crenelated rolls

Details Automatable bending machine having crenelated rolls Automatable bending machine having crenelated rolls

1989-09-15

1990-12-18

Crane, Daniel C.

Metal deforming

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

By use of deflectors arranged to bend work longitudinally of...

72173, 72169, B21D 514

Patent

active

049777700

ABSTRACT:
A bending machine for shaping a flat sheet into a cylinder or cone by passing the sheet between a support roll and a train crenelated rolls having parallel axes. The crenelated rolls are subjected to pressure by a train of press rolls having axes parallel to those of the crenelated rolls.

REFERENCES:
patent: 2140404 (1938-12-01), Kane
patent: 2675849 (1954-04-01), Greenshields
patent: 2882767 (1959-04-01), Chatfield
patent: 4133197 (1979-01-01), Allen
patent: 4249406 (1981-02-01), Anderson

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