Electric heating – Metal heating – By arc
Patent
1979-09-24
1982-04-06
Dobeck, B.
Electric heating
Metal heating
By arc
219121LA, 219121LR, 219121LY, 209 33, 346 76L, B23K 2608, G01D 1514
Patent
active
043237550
ABSTRACT:
A method for producing a machine-readable coded marking in the surface of a workpiece comprising vaporizing sequentially the surface portions of selected ones of a series of contiguous areas of unit widths of the surface.
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IEEE SpectrumMay 1979, p. 42-49; "Lasers in the Factory" Roger Allan, Associate Editor.
Optics and Laser TechnologyDec. 1973, vol. 5, No. 6, p. 256-265; "Printing of Part Numbers Using a High Power Laser Beam" by G. Holzinger, K. Kosanke and W. Menz.
IBM Technical Disclosure Bulletin, vol. 14, No. 9, Feb. 1972, p. 2641-2642; "Optical System for Laser Machining of Thin Slots" by M. Grimm.
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D. Meyerhofer, "Machining with the Carbon Dioxide Laser" RCA Engineer 15 (1970), p. 52-57.
Bruestle G. H.
Dobeck B.
George Keith E.
Greenspan L.
RCA Corporation
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