Electric discharge machine

Details Electric discharge machine Electric discharge machine

1997-09-16

2000-05-30

Evans, Geoffrey S.

Electric heating

Metal heating

Cutting or disintegrating

B23H 102

Patent

active

060693355

ABSTRACT:
An electric discharge machine for generating electric discharge in a space between an electrode and a work to machine the work, in which saturable reactors are inserted into feeder lines each for feeding a machining power from a machining power source to the electrode as well as to the work and each of the saturable reactors is excited by a current reverse to a discharge current.

REFERENCES:
patent: 3390245 (1968-06-01), Webb
patent: 3409753 (1968-11-01), Inoue
patent: 4382168 (1983-05-01), Inoue
patent: 4441005 (1984-04-01), Furukawa
patent: 4617443 (1986-10-01), Martin
patent: 4940872 (1990-07-01), Futamura
patent: 5019685 (1991-05-01), Nishimura
"McGraw-Hill Dictionary of Scientific and Technical Terms", 4.sup.th edition, p. 1663, Dec. 1989.
"NC Type of Engraving Electric Discharge Characteristics and Machining Technology", Mitsubishi Denki Technological Report, No. 6, vol. 61, 1987.

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