FR1182458A - Improvements to devices for spark machining - Google Patents

Improvements to devices for spark machining

Info

Publication number
FR1182458A
FR1182458A FR1182458DA FR1182458A FR 1182458 A FR1182458 A FR 1182458A FR 1182458D A FR1182458D A FR 1182458DA FR 1182458 A FR1182458 A FR 1182458A
Authority
FR
France
Prior art keywords
devices
spark machining
spark
machining
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)
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.)
GKN Group Services Ltd
Original Assignee
GKN Group Services Ltd
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 GKN Group Services Ltd filed Critical GKN Group Services Ltd
Application granted granted Critical
Publication of FR1182458A publication Critical patent/FR1182458A/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)
FR1182458D 1956-08-16 1957-08-16 Improvements to devices for spark machining Expired FR1182458A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB344146X 1956-08-16

Publications (1)

Publication Number Publication Date
FR1182458A true FR1182458A (en) 1959-06-25

Family

ID=10365350

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1182458D Expired FR1182458A (en) 1956-08-16 1957-08-16 Improvements to devices for spark machining

Country Status (4)

Country Link
CH (1) CH344146A (en)
DE (1) DE1055152B (en)
FR (1) FR1182458A (en)
GB (2) GB843547A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL124255C (en) * 1959-12-09
US5399825A (en) * 1991-03-01 1995-03-21 Creare, Inc. Inductor-charged electric discharge machining power supply

Also Published As

Publication number Publication date
GB843546A (en) 1960-08-04
CH344146A (en) 1960-01-31
GB843547A (en) 1960-08-04
DE1055152B (en) 1959-04-16

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