Metal treatment – Compositions – Heat treating
Patent
1983-06-22
1984-03-27
Stallard, W.
Metal treatment
Compositions
Heat treating
266 76, B23K 702
Patent
active
044392494
ABSTRACT:
Method and apparatus for automated cutting of metal plates in which fuel and oxygen adjustments, as well as other parameters are controlled automatically responsive to temperature sensed at a plurality of points near where the cut is being made; for example, at the front shoulder of the kerf at the surface and behind the tip down in the kerf. Also disclosed are specific preferred embodiments, including the use of microprocessor, algorithms, programs and temperature sensor locations and connections.
REFERENCES:
patent: 2747152 (1956-05-01), Greene
patent: 2949391 (1960-08-01), Anderson
patent: 3668108 (1972-06-01), Arata et al.
patent: 4328049 (1982-05-01), Richardson
Jolly William D.
Singh Gurvinder P.
ESAB North America, Inc.
Stallard W.
Victor Equipment Company
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