Gas laser machining apparatus

Details Gas laser machining apparatus Gas laser machining apparatus

2005-05-24

2005-05-24

Harvey, Mingun Oh (Department: 2828)

Coherent light generators

Particular beam control device

Optical output stabilization

C372S025000, C372S029011, C372S057000

Reexamination Certificate

active

06898220

ABSTRACT:
In a gas laser machining apparatus based on a pulse laser oscillation, a mis-pulse-preventing pulse, viz., a preparatory pulse component whose energy is below the threshold value of a laser oscillation, is located prior to a first pulse of discharging power pulses.

REFERENCES:
patent: 5463650 (1995-10-01), Ito et al.
patent: RE38054 (2003-04-01), Hofmann et al.

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