Electric heating – Metal heating – By arc
Patent
1984-08-31
1986-06-17
Leung, Philip H.
Electric heating
Metal heating
By arc
219121LC, 219121LM, 219 85BM, 219 85BA, 228102, 228 43, 228232, 364477, B23K 2700
Patent
active
045958165
ABSTRACT:
An automated program controlled discrete soldering system for plated holes of a printed wiring board, having a crucible for holding a discrete amount of solder and operable to travel in a substantial vertical path to a soldering position beneath the board. The solder is metered and deposited in the crucible prior to each application of laser energy to the crucible for melting the solder.
REFERENCES:
patent: 2877731 (1959-03-01), Allen
patent: 4079879 (1978-03-01), Watson, Jr.
patent: 4184623 (1980-01-01), Strasser
patent: 4278867 (1981-07-01), Tan
patent: 4531044 (1985-07-01), Chang
Hall Richard L.
Jenniches Frieda S.
Kehoe James R.
Silcott Edward N.
Strong David G.
Leung Philip H.
Westinghouse Electric Corp.
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