FR1569771A - - Google Patents

Info

Publication number
FR1569771A
FR1569771A FR1569771DA FR1569771A FR 1569771 A FR1569771 A FR 1569771A FR 1569771D A FR1569771D A FR 1569771DA FR 1569771 A FR1569771 A FR 1569771A
Authority
FR
France
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Application granted granted Critical
Publication of FR1569771A publication Critical patent/FR1569771A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
    • B23H1/00—Electrical discharge machining, i.e. removing metal with a series of rapidly recurring electrical discharges between an electrode and a workpiece in the presence of a fluid dielectric
    • B23H1/02—Electric circuits specially adapted therefor, e.g. power supply, control, preventing short circuits or other abnormal discharges
    • B23H1/022—Electric circuits specially adapted therefor, e.g. power supply, control, preventing short circuits or other abnormal discharges for shaping the discharge pulse train
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
    • B23H2300/00—Power source circuits or energization
    • B23H2300/20—Relaxation circuit power supplies for supplying the machining current, e.g. capacitor or inductance energy storage circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
FR1569771D 1967-03-30 1968-03-20 Expired FR1569771A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6704507A NL6704507A (fr) 1967-03-30 1967-03-30

Publications (1)

Publication Number Publication Date
FR1569771A true FR1569771A (fr) 1969-06-06

Family

ID=19799696

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1569771D Expired FR1569771A (fr) 1967-03-30 1968-03-20

Country Status (7)

Country Link
BE (1) BE712518A (fr)
CH (1) CH488523A (fr)
DE (1) DE1765032C3 (fr)
FR (1) FR1569771A (fr)
GB (1) GB1225256A (fr)
NL (2) NL6704507A (fr)
SE (1) SE327769B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2481979A1 (fr) * 1980-05-06 1981-11-13 Sodick Co Ltd Machine d'usinage par etincelage

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63156618A (ja) * 1986-12-22 1988-06-29 Hoden Seimitsu Kako Kenkyusho Ltd 放電加工装置
US4885066A (en) * 1987-09-17 1989-12-05 Shizuoka Seiki Co., Ltd. Electrolytic finishing method
DE9409413U1 (de) * 1994-06-13 1994-09-29 Oblf, Gesellschaft für Elektronik und Feinwerktechnik mbH, 58454 Witten Vorrichtung zum Kennzeichnen von metallischen Proben

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2481979A1 (fr) * 1980-05-06 1981-11-13 Sodick Co Ltd Machine d'usinage par etincelage

Also Published As

Publication number Publication date
DE1765032B2 (de) 1977-08-04
GB1225256A (fr) 1971-03-17
NL6704507A (fr) 1968-10-01
DE1765032A1 (de) 1971-07-01
DE1765032C3 (de) 1979-09-13
CH488523A (de) 1970-04-15
SE327769B (fr) 1970-08-31
NL128958C (fr)
BE712518A (fr) 1968-07-31

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Legal Events

Date Code Title Description
ST Notification of lapse