Roller for forming corrugated fin

Details Roller for forming corrugated fin Roller for forming corrugated fin

1995-12-22

1997-10-21

Cuda, Irene

Roll or roller

Metal deforming roll

492 30, 29727, B23P 1500

Patent

active

056791062

ABSTRACT:
To produce a corrugated fin suitably used to fabricate heat exchangers such as radiators, condensers of the air conditioners, etc., for automobiles, a toothed roller for forming a corrugated fin has circumferential teeth comprising a tooth tip having a concavity, a tooth bottom having a convexity, and a tooth slope having a louver cutting edge between the tooth tip and the tooth bottom, wherein a top of the convexity of the tooth bottom is located at a forward offset from a center line of the tooth bottom with respect to a direction of rotation of the roller.

REFERENCES:
patent: 1936228 (1933-11-01), Crafton
patent: 2769479 (1956-11-01), Getz
patent: 3789786 (1974-02-01), Wedenmann et al.
patent: 3998600 (1976-12-01), Wallis
patent: 4597277 (1986-07-01), Emieu

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