Electric heating – Metal heating – By arc
Patent
1991-09-30
1993-04-20
Albritton, C. L.
Electric heating
Metal heating
By arc
21912177, 21912182, 280608, B23K 2600
Patent
active
052049876
ABSTRACT:
A ski has better guide properties the sharper the corner areas of the steel edge profiles. Using a laser beam, the corner areas of the steel edge profiles are hardened on the ski.
REFERENCES:
patent: 4017708 (1977-04-01), Engely et al.
patent: 4250372 (1981-02-01), Tani
patent: 4507538 (1985-03-01), Brown et al.
patent: 4924062 (1990-05-01), Zurcher
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