Bending machine for pipes, sections and similar

Details Bending machine for pipes, sections and similar Bending machine for pipes, sections and similar

1985-09-26

1987-03-31

Crane, Daniel C.

Metal deforming

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

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

72174, 72170, B21D 512, B21D 506

Patent

active

046533010

ABSTRACT:
The bending machine comprises two pairs of parallel feed rollers between which the pipe is fed in a given first direction, and a slide moving in a second direction perpendicular to the first and having a pair of bend rollers turning on it in idle manner; each of the said rollers being designed to press against and bend the said pipe subsequent to displacement of the said slide, and means being provided for lowering and clearing one of the said rollers from the said pipe when the other said roller is forced against the same for bending it subsequent to displacement of the said slide.

REFERENCES:
patent: 702836 (1902-06-01), Weber
patent: 928220 (1909-07-01), Schneider
patent: 1793351 (1931-02-01), Bell
patent: 2335028 (1943-11-01), Rose et al.
patent: 3144071 (1964-08-01), Nash
patent: 3595052 (1971-07-01), Steck et al.

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