Laser torch

Details Laser torch Laser torch

1993-08-31

1994-10-11

Albritton, C. L.

Electric heating

Metal heating

By arc

21912163, 21912167, B23K 2614

Patent

active

053549643

ABSTRACT:
A laser working device for working a workpiece moving in one direction has a converging lens for focusing and directing approximately vertically a laser beam onto the workpiece, a gas injector for injecting and directing an inert gas forwardly with respect to the one direction and toward where the laser beam is focused, and an air injector for forming a pressurized air curtain between the converging lens and workpiece so that the air curtain crosses the vertical laser beam.

REFERENCES:
patent: 4866242 (1989-09-01), Martyr
patent: 5142119 (1992-08-01), Hillman et al.
patent: 5183992 (1993-02-01), Bilge et al.

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