Universal machine for bending pipes or section bars to both fixe

Details Universal machine for bending pipes or section bars to both fixe Universal machine for bending pipes or section bars to both fixe

1998-08-28

2000-06-27

Crane, Daniel C.

Metal deforming

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

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

72157, B21D 514, B21D 704

Patent

active

060792469

ABSTRACT:
Machine for bending pipes or section bars comprising a work table on which two or more powered spindle noses appear, at least one of which is powered to rotate in a direction and at least another is idle or driven to rotate in the opposite direction to the former one; said spindle noses being accessible for mounting/demounting on/from them spindles designed to support respective bender rollers or matrices defining a work area on the work table in order to bend a pipe or a section bar according to fixed or variable radiuses: support means for a counteracting member designed to co-operate with said bender rollers or matrices in a bending operation according to fixed or variable radiuses; said support means being firmly locatable on straight guide means in said work table along an approachment/removal direction of said counteracting member to/from, said work area.

REFERENCES:
patent: 1942992 (1934-01-01), Yates
patent: 2895531 (1959-07-01), Hauf
patent: 5431035 (1995-07-01), Sheen
patent: 5704242 (1998-01-01), Caporusso

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