Electric heating – Metal heating – By arc
Patent
1977-01-12
1979-05-01
Truhe, J. V.
Electric heating
Metal heating
By arc
219121LM, 228151, B23K 900
Patent
active
041525736
ABSTRACT:
A method for manufacturing a sheet-metal container the body of which is obtained by forming a metal sheet into a tube; two opposite edges of said metal sheet being thus joined and assembled each other, wherein the improvement consists in that said opposite edges are welded together by the action of a laser beam.
REFERENCES:
patent: 1449369 (1923-03-01), Anderson
patent: 2727301 (1955-12-01), Magnus
patent: 2849592 (1958-08-01), Hawthorne
patent: 3118406 (1964-01-01), Stanton
patent: 3517159 (1970-06-01), Milochevitch
patent: 3855445 (1974-12-01), Jungle
Gariglio Ezio V.
Saurin Emmanuel E. V. V.
Bell Fred E.
Truhe J. V.
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