Laser processing method and apparatus

Details Laser processing method and apparatus Laser processing method and apparatus

1989-11-29

1992-04-07

Albritton, C. L.

Electric heating

Metal heating

By arc

21912175, 2191218, B23K 2600

Patent

active

051030748

ABSTRACT:
With a laser processing apparatus, the membrane of a membrane-covered film is accurately processed with a scanning laser beam linearly both in the direction of conveyance of the film and in a widthwise direction forming an angle with the direction of conveyance simultaneously, and particles splashed or scattered from the membrane by application of the laser beam are positively removed for protection of the film and the laser beam applying heads. A method of applying a scanning laser beam to a workpiece to be processed where the scanning beam is so formed that the portion of the workpiece which is processed with it shows a smooth boundary in the direction of processing.

REFERENCES:
patent: 4383729 (1983-05-01), Suzuki et al.
patent: 4456812 (1984-06-01), Neiheisel et al.
patent: 4468551 (1984-08-01), Neiheisel
patent: 4500771 (1985-02-01), Miller
patent: 4662708 (1987-05-01), Bagdal
patent: 4914270 (1990-04-01), Copley et al.
Patent Abstracts of Japan, vol. 14, No. 97 (M-940) (4040) Feb. 22, 1990 and JPA 01 306088.
Patent Abstracts of Japan, vol. 6, No. 187 (M-158) (1065) Sep. 25, 1982 and JPA 57 94482.

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