Laser intensity redistribution

Details Laser intensity redistribution Laser intensity redistribution

1983-12-27

1998-04-14

Moskowitz, Nelson

Electric heating

Metal heating

By arc

2191216, 21912175, 359 94, 606161, 148565, 408701, B23K 2600

Patent

active

057395020

ABSTRACT:
A laser beam is shaped by eclisping it with a mask of desired shape. The shaped beam is used to drill a hole corresponding to the shape of the beam.

REFERENCES:
patent: 3534462 (1970-10-01), Cruickshank et al.
patent: 4156124 (1979-05-01), Mocken et al.
patent: 4467171 (1984-08-01), Ramos
patent: 4480168 (1984-10-01), Cielo et al.
Toller, "Laser Drilling of AERO Engine Components", Nov. 1982, pp. 1-9. NTIS N84-22956/6.

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