Electric heating – Metal heating – By arc
Patent
1996-03-12
1997-09-16
Walberg, Teresa J.
Electric heating
Metal heating
By arc
2191216, 359838, B23K 2600
Patent
active
056677081
ABSTRACT:
A laser beam deflector is useable for protecting underlying portions of an item during laser cutting of overlaying stock. The deflector has a base surface width greater than the overlying stock to be cut and a smooth deflecting surface of an arcuate cross-sectional configuration. The deflector is positionable between the overlaying stock and the underlying portions desired to be protected with the deflecting surface immediately adjacent the overlaying stock.
REFERENCES:
patent: 3865114 (1975-02-01), Sharon
patent: 4465919 (1984-08-01), Roder
patent: 4891028 (1990-01-01), Kautz et al.
patent: 5516998 (1996-05-01), Chatelain et al.
Glass Robert H.
Kelly Gordon W.
Caterpillar Inc.
Khosla Pankaj M.
Mills Gregory L.
Walberg Teresa J.
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