Wire electrode

Details Wire electrode Wire electrode

1991-09-26

1993-07-27

Evans, Geoffrey S.

Electric heating

Metal heating

Cutting or disintegrating

B23H 708, B23H 724

Patent

active

052312704

ABSTRACT:
A wire electrode for cutting of workpieces by means of spark erosion, which consists of an eroding wire with or without a jacket, with at least the jacket containing one or several metallic alloy parts having a low volatilization temperature, such as zinc, cadmium, lead, antimony, bismuth, graphite or the like, the wire electrode is, in order to yet further increase with little increased expense the removal performance and the finished surface quality, coated with a surface layer of an electrically highly conductive material, as for example silver, gold, rhodium, palladium or iridium or a very thin layer thickness of its alloys.

REFERENCES:
patent: 4341939 (1982-07-01), Briffod et al.
patent: 4806721 (1989-02-01), Ito et al.
patent: 4935594 (1990-06-01), Groos et al.
patent: 4968867 (1990-11-01), Banzai et al.
Patent Abstract of Japan; vol. 9, No. 25 (M-355) (1748) Feb. 2, 1985: JP 59-169723 (Tatsuta Densen K.K.) Sep. 25, 1984 (1 page).

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