Progressive die welding of electrical contacts

Details Progressive die welding of electrical contacts Progressive die welding of electrical contacts

1976-12-23

1978-07-04

Truhe, J. V.

Electric heating

Metal heating

For bonding with pressure

228 6A, 29630C, 219 85CA, 219 87, 219150R, 219 8631, B23K 912

Patent

active

040990435

ABSTRACT:
Electrodes are incorporated in a progressive die to weld precious metal to spring contact body being formed by the die. One electrode is carried by the die bolster and the other electrode is carried by a pivotally mounted narrow arm projecting into the die. The arm is moved into welding position when engaged by a narrow, leaf spring carried by the punch pad bolster and also projecting into the die.

REFERENCES:
patent: 3354290 (1967-11-01), Monroe et al.
patent: 3509307 (1970-04-01), Gannoe
patent: 3575570 (1971-04-01), Gellatly et al.
patent: 3585346 (1971-06-01), Jackson
patent: 3671708 (1972-06-01), Moravsky et al.
patent: 3990864 (1976-11-01), Rozmus
patent: 3992762 (1976-11-01), Gleizes

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