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FR1098174A - Improvements to spark machining processes and devices - Google Patents

Improvements to spark machining processes and devices

Info

Publication number
FR1098174A
FR1098174A FR1098174DA FR1098174A FR 1098174 A FR1098174 A FR 1098174A FR 1098174D A FR1098174D A FR 1098174DA FR 1098174 A FR1098174 A FR 1098174A
Authority
FR
France
Prior art keywords
devices
machining processes
spark machining
spark
processes
Prior art date
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
Other languages
French (fr)
Inventor
Marc Bruma
Michel Magat
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Centre National de la Recherche Scientifique CNRS
Original Assignee
Centre National de la Recherche Scientifique CNRS
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 by Centre National de la Recherche Scientifique CNRS filed Critical Centre National de la Recherche Scientifique CNRS
Application granted granted Critical
Publication of FR1098174A publication Critical patent/FR1098174A/en
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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
FR1098174D 1954-01-12 1954-01-12 Improvements to spark machining processes and devices Expired FR1098174A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1094384X 1954-01-12

Publications (1)

Publication Number Publication Date
FR1098174A true FR1098174A (en) 1955-07-19

Family

ID=9617018

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1098174D Expired FR1098174A (en) 1954-01-12 1954-01-12 Improvements to spark machining processes and devices

Country Status (6)

Country Link
BE (1) BE534626A (en)
CH (1) CH328159A (en)
DE (1) DE1094384B (en)
FR (1) FR1098174A (en)
GB (1) GB800449A (en)
LU (1) LU33282A1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1690752B1 (en) * 1957-05-15 1969-09-04 Hans J Schulz Ges Fuer Elek Sc Device to prevent the harmful effects of short circuits in spark erosion machines with automatic feed
FR2421708A1 (en) * 1978-04-03 1979-11-02 Exnii Metallorezh Stankov Spark erosion machining of conducting materials - involves comparison of pulse amplitude with standard value, with pulse frequency controlled accordingly

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1264644B (en) * 1967-03-07 1968-03-28 Messer Griesheim Ges Mit Besch Safety device on plasma cutting, welding or spraying systems

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU31769A1 (en) * 1951-11-14 Method X Company
US2826540A (en) * 1952-09-18 1958-03-11 George F Keeleric Method and apparatus for electrolytic cutting, shaping, and grinding

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1690752B1 (en) * 1957-05-15 1969-09-04 Hans J Schulz Ges Fuer Elek Sc Device to prevent the harmful effects of short circuits in spark erosion machines with automatic feed
FR2421708A1 (en) * 1978-04-03 1979-11-02 Exnii Metallorezh Stankov Spark erosion machining of conducting materials - involves comparison of pulse amplitude with standard value, with pulse frequency controlled accordingly

Also Published As

Publication number Publication date
LU33282A1 (en)
GB800449A (en) 1958-08-27
CH328159A (en) 1958-02-28
DE1094384B (en) 1960-12-08
BE534626A (en)

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