Production of expanded metal parts

Details Production of expanded metal parts Production of expanded metal parts

1983-05-16

1984-12-11

Goldberg, Howard N.

Metal working

Expanded metal making

B21D 3104

Patent

active

044869274

ABSTRACT:
Roll-forming method for perforated and expanded metal strips in which marginal edges of a strip of metal are perforated and engaged by a conveyor to advance the strip, a central web portion of the strip is slotted then expanded out of the plane of the marginal edges by a series of pressure rollers, and the strip then cut to desired length.

REFERENCES:
patent: 3897705 (1975-08-01), Filleau et al.
patent: 4291443 (1981-09-01), Laurie et al.
patent: 4305187 (1981-12-01), Iwamura et al.

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