Metal deforming – Process – Deforming sheet metal
Patent
1984-11-05
1989-07-25
Larson, Lowell A.
Metal deforming
Process
Deforming sheet metal
72414, B21D 2204
Patent
active
048502146
ABSTRACT:
A method of fabricating a projection for resistance welding contemplates fabricating the projection at the workpiece by plastic deformation of the basic material and dimensionally exactly shaping the projection by compression molding of the flowable metal between a punch and die of a tool.
REFERENCES:
patent: 1498520 (1924-06-01), Blackmore
patent: 2314105 (1943-03-01), Rose, Jr.
patent: 3387481 (1968-06-01), Harvey et al.
patent: 3545249 (1970-12-01), Brown
patent: 3988562 (1976-10-01), Becker
Opprecht Jurg
Opprecht Paul
Kleeman Werner W.
Larson Lowell A.
Opprecht Paul
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