Laser undercutting system

Details Laser undercutting system Laser undercutting system

1981-01-28

1982-07-13

Albritton, C. L.

Electric heating

Metal heating

By arc

29597, 219121LH, 219121FS, B23K 2700

Patent

active

043396550

ABSTRACT:
A novel method of undercutting a silica base material is described which employs a laser beam. The method is especially useful in the manufacture of commutators having mica pads sandwiched between the segments.

REFERENCES:
patent: 3279041 (1966-10-01), Boyer
patent: 3530572 (1970-09-01), Helgeland
patent: 3569660 (1971-03-01), Houldcroft
patent: 3604890 (1971-09-01), Mullaney et al.
patent: 3679863 (1972-07-01), Houldcroft et al.
patent: 3750049 (1973-07-01), Downey et al.
patent: 3860784 (1975-01-01), Brown et al.
patent: 3876409 (1975-04-01), Sangermano et al.
patent: 4048464 (1977-09-01), Gale et al.
patent: 4150278 (1979-04-01), Resener
patent: 4170726 (1979-10-01), Okuda
Adams, "Introduction to Gas Jet Laser Cutting", Metal Constr. & Brit. Weld Journal, Jan. 1970, pp. 1-7.
Haun, Jr., "Laser Applications", IEEE Spectrum, May, 1968, pp. 82-91.

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