Device for the manufacture of helically corrugated tubes

Details Device for the manufacture of helically corrugated tubes Device for the manufacture of helically corrugated tubes

1975-02-20

1976-12-21

Mehr, Milton S.

Metal deforming

By use of tool acting during relative rotation between tool...

With tool surface orbiting around axis parallel to direction...

B21D 1506

Patent

active

039980820

ABSTRACT:
A corrugating tool in the form of a segment, having a helically shaped forming edge, whereby the tool is in contact with less than the entire circumference of a tube to be corrugated. The tool is pivotably mounted to the corrugating head to permit adjustment of the corrugating depth.

REFERENCES:
patent: 3208256 (1965-09-01), Lehnert

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