摘要 |
PCT No. PCT/CH90/00163 Sec. 371 Date May 13, 1991 Sec. 102(e) Date May 13, 1991 PCT Filed Jul. 5, 1990 PCT Pub. No. WO91/00791 PCT Pub. Date Jan. 24, 1991.An electric discharge machine with a turning or touch-up of the electrode uses an auxiliary tool for cutting or chiseling within an auxiliary tool holder which is mounted in the tank and includes a reference sphere for determining the electrode's shape. The auxiliary tool can include an assembly of several mechanical tools mounted symmetrically.
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