Extrusion die for forming multi-passage tubular members

Details Extrusion die for forming multi-passage tubular members Extrusion die for forming multi-passage tubular members

1979-12-31

1982-02-02

Parker, Roscoe V.

Metal deforming

By extruding through orifice

Utilizing internal forming means

425132, 425381, 425466, B21C 2308

Patent

active

043133274

ABSTRACT:
An extrusion die for forming a multi-passage, elongated tubular member having transverse passageways formed between adjacent longitudinally extending passageways during the extrusion of the tubular member.

REFERENCES:
patent: 3074107 (1963-01-01), Mase et al.
patent: 3229722 (1966-01-01), Kritzer
patent: 3240583 (1966-03-01), Holler
patent: 3479422 (1969-11-01), Zavasnik

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