Resistance welding of sheet metal coated with layers

Details Resistance welding of sheet metal coated with layers Resistance welding of sheet metal coated with layers

1974-07-25

1977-07-19

Reynolds, Bruce A.

Electric heating

Metal heating

For bonding with pressure

B23K 1110

Patent

active

040370739

ABSTRACT:
The invention relates to a method for the resistance welding of sheet metal coated with layers, wherein firstly electrical contact is established between the sheets to be interwelded and between the welding electrodes and said sheets, and subsequently welding is effected across the coating layers. The invention relates also to machines for carrying out this method.

REFERENCES:
patent: 3067488 (1962-12-01), Bennett et al.
patent: 3155809 (1964-11-01), Griswold
patent: 3156514 (1964-11-01), Wing et al.
patent: 3337711 (1967-08-01), Garscia
patent: 3418444 (1968-12-01), Ruehlemann
patent: 3489446 (1970-01-01), Williams
patent: 3538293 (1970-11-01), Procacino
patent: 3559285 (1971-02-01), Kauffman

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