Laser material processing apparatus and method therefore

Details Laser material processing apparatus and method therefore Laser material processing apparatus and method therefore

1989-03-20

1991-09-24

Albritton, C. L.

Electric heating

Metal heating

By arc

21912175, 21912178, 21912181, 21912182, 21912184, 21912163, B23K 2616

Patent

active

050515586

ABSTRACT:
A laser provides pulses of coherent light to a workpiece via an optical path within substantially enclosed passageway. A flow of compressed gas through the passageways maintains optical elements therein free of contaminants. A uniform number of light pulses per inch of engraving are provided in accordance with a program. Additionally, the duration of each pulse is in accordance with the program.

REFERENCES:
patent: 4319120 (1982-03-01), La Rocca
patent: 4839493 (1989-06-01), Herziger et al.

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