Electric heating – Metal heating – Cutting or disintegrating
Patent
1988-02-10
1989-07-11
Pellinen, A. D.
Electric heating
Metal heating
Cutting or disintegrating
2041293, 21912119, 21912168, 219 6917, 2504921, 378210, B23H 500, B23H 702
Patent
active
048474630
ABSTRACT:
In the electroerosive working or machining of electrically slight or non-conducting workpieces, the workpieces are made electrically conductive, at least in parts of an electroerosion working zone, by means of the supply to the workpieces of electromagnetic energy. As a result, the valency band of the atoms of the workpiece is raised, which produces therein the electrical conductivity.
REFERENCES:
patent: 2939941 (1960-06-01), Heerschap et al.
patent: 4045674 (1977-08-01), Vermuelen
patent: 4448656 (1984-05-01), Kuromatsu
patent: 4559115 (1985-12-01), Inoue
patent: 4608138 (1986-08-01), Kobayashi
Di Bitonto Daryl
Levy Gideon
AG fur industrielle Elektronik AGIE
Evans Geoffrey S.
Pellinen A. D.
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