Electrode for an electric discharge machining apparatus

Details Electrode for an electric discharge machining apparatus Electrode for an electric discharge machining apparatus

1991-10-07

1992-09-08

Evans, Geoffrey S.

Electric heating

Metal heating

Cutting or disintegrating

219 6917, B23H 100, B23H 104

Patent

active

051460610

ABSTRACT:
An electrode for an electric discharge machining apparatus comprising a wall which forms a hollow body open on at least one end, the open end having a shape of the opening to be cut in a structural member. The cutting edge of the electrode is formed by the wall at the open end of the electrode and has a contour which is complementary to the surface contour of the side of the structural member facing away from the electrode. The cutting edge has a thickness of about 0.005 inches to about 0.125 inches.

REFERENCES:
patent: 3058895 (1962-10-01), Williams
patent: 3594536 (1971-07-01), Holroyd
patent: 3873800 (1975-03-01), Brettrager
patent: 4331170 (1982-05-01), Wendell
patent: 4332272 (1982-06-01), Wendell
patent: 4536633 (1985-08-01), Onizuka
patent: 4541447 (1985-09-01), Soumar et al.
patent: 4743731 (1988-05-01), Seuring et al.
patent: 4891162 (1990-01-01), Schnellmann

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