Groove forming method by discharge machining

Details Groove forming method by discharge machining Groove forming method by discharge machining

1994-03-21

1995-10-24

Evans, Goeffrey S.

Electric heating

Metal heating

Cutting or disintegrating

B23H 100

Patent

active

054612110

ABSTRACT:
A method of forming a shape such as a groove by inserting a stick-like electrode during electric discharge machining to form a first deep opening, retracting the electrode, repeatedly shifting the location of the electrode and inserting the electrode while electric discharge machining to connect adjacent deep openings.

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patent: 4365133 (1982-12-01), Inoue
patent: 4365133 (1982-12-01), Inoue
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patent: 4441004 (1984-04-01), Inoue
patent: 4455469 (1984-06-01), Inoue
patent: 4459190 (1984-07-01), Inoue
patent: 5268550 (1993-12-01), Blocquel et al.

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