NL124255C - - Google Patents

Info

Publication number
NL124255C
NL124255C NL124255DA NL124255C NL 124255 C NL124255 C NL 124255C NL 124255D A NL124255D A NL 124255DA NL 124255 C NL124255 C NL 124255C
Authority
NL
Netherlands
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.)
Publication of NL124255C publication Critical patent/NL124255C/xx

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23HWORKING 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
    • B23H3/00Electrochemical machining, i.e. removing metal by passing current between an electrode and a workpiece in the presence of an electrolyte
    • B23H3/02Electric circuits specially adapted therefor, e.g. power supply, control, preventing short circuits
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02MAPPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M7/00Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
    • H02M7/02Conversion of ac power input into dc power output without possibility of reversal
    • H02M7/04Conversion of ac power input into dc power output without possibility of reversal by static converters
    • H02M7/12Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M7/145Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means
    • H02M7/155Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only
    • H02M7/162Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only in a bridge configuration
    • H02M7/1623Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only in a bridge configuration with control circuit
    • H02M7/1626Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only in a bridge configuration with control circuit with automatic control of the output voltage or current

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Mechanical Engineering (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Generation Of Surge Voltage And Current (AREA)
NL124255D 1959-12-09 NL124255C (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH8162559A CH382324A (de) 1959-12-09 1959-12-09 Schaltanordnung für die elektrolytische Erosion mit automatischer Lichtbogen- und Funkenunterdrückung

Publications (1)

Publication Number Publication Date
NL124255C true NL124255C (es)

Family

ID=4538981

Family Applications (2)

Application Number Title Priority Date Filing Date
NL258860D NL258860A (es) 1959-12-09
NL124255D NL124255C (es) 1959-12-09

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL258860D NL258860A (es) 1959-12-09

Country Status (6)

Country Link
US (1) US3129357A (es)
CH (1) CH382324A (es)
DE (1) DE1130542B (es)
FR (1) FR1280813A (es)
GB (1) GB939679A (es)
NL (2) NL124255C (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3192466A (en) * 1961-10-23 1965-06-29 Gen Electric Silicon controlled rectifier circuit employing an r-c phase controlled unijunction transistor firing means connected directly across an alternating supply
CH425031A (fr) * 1965-09-21 1966-11-30 Charmilles Sa Ateliers Source d'alimentation pour machine d'usinage électrolytique
US3458726A (en) * 1966-02-14 1969-07-29 Webb James E Power control circuit
US3530270A (en) * 1966-08-30 1970-09-22 Gen Motors Corp Electrical discharge machining apparatus
NL7509529A (nl) * 1975-08-11 1977-02-15 Ultra Centrifuge Nederland Nv Werkwijze voor het bewerken van electrisch ge- leidende stoffen door electrochemische aantas- ting.
DE2944505C2 (de) * 1979-11-03 1985-09-05 Aeg-Elotherm Gmbh, 5630 Remscheid Verfahren zur elektrochemischen Bearbeitung eines metallenen Werkstückes und Einrichtung zur Durchführung dieses Verfahrens

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2826540A (en) * 1952-09-18 1958-03-11 George F Keeleric Method and apparatus for electrolytic cutting, shaping, and grinding
US2769078A (en) * 1953-02-25 1956-10-30 Elox Corp Michigan Arc machining
GB812012A (en) * 1956-04-12 1959-04-15 Sparcatron Ltd Improvements in the electric disintegration of conductive materials
US2901588A (en) * 1956-04-17 1959-08-25 Elox Corp Michigan Method and apparatus for automatic electric discharge maching
US2887561A (en) * 1956-06-08 1959-05-19 Firth Sterling Inc Control for spark machining apparatus
GB843547A (en) * 1956-08-16 1960-08-04 Gkn Group Services Ltd Improvements relating to spark machining apparatus
LU36326A1 (es) * 1957-08-07
US2951969A (en) * 1957-12-12 1960-09-06 Elox Corp Michigan Edm pulsing circuit
US2951930A (en) * 1958-02-26 1960-09-06 Elox Corp Michigan Pulsed arc machining

Also Published As

Publication number Publication date
GB939679A (en) 1963-10-16
FR1280813A (fr) 1962-01-08
US3129357A (en) 1964-04-14
CH382324A (de) 1964-09-30
DE1130542B (de) 1962-05-30
NL258860A (es)

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