CH416882A - Circuit de protection dans une machine pour l'usinage électrolytique - Google Patents

Circuit de protection dans une machine pour l'usinage électrolytique

Info

Publication number
CH416882A
CH416882A CH304365A CH304365A CH416882A CH 416882 A CH416882 A CH 416882A CH 304365 A CH304365 A CH 304365A CH 304365 A CH304365 A CH 304365A CH 416882 A CH416882 A CH 416882A
Authority
CH
Switzerland
Prior art keywords
machine
protection circuit
electrolytic machining
electrolytic
machining
Prior art date
Application number
CH304365A
Other languages
English (en)
Inventor
Pfau Jean
Rhyner Heinz
Marendaz Georges
Original Assignee
Charmilles Sa Ateliers
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 Charmilles Sa Ateliers filed Critical Charmilles Sa Ateliers
Priority to CH304365A priority Critical patent/CH416882A/fr
Priority to DE19651438908 priority patent/DE1438908B2/de
Priority to DE1790269A priority patent/DE1790269C3/de
Priority to FR47145A priority patent/FR1465321A/fr
Priority to GB3651/66A priority patent/GB1143932A/en
Priority to BE676163D priority patent/BE676163A/xx
Priority to AT187166A priority patent/AT262468B/de
Priority to AT126267A priority patent/AT263169B/de
Priority to US530997A priority patent/US3520791A/en
Publication of CH416882A publication Critical patent/CH416882A/fr

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/10—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers
    • H02H7/12—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers
    • H02H7/125—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers for rectifiers
    • H02H7/1257—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers for rectifiers responsive to short circuit or wrong polarity in output circuit
    • 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
    • B23H3/00—Electrochemical machining, i.e. removing metal by passing current between an electrode and a workpiece in the presence of an electrolyte
    • B23H3/02—Electric circuits specially adapted therefor, e.g. power supply, control, preventing short circuits
CH304365A 1965-03-04 1965-03-04 Circuit de protection dans une machine pour l'usinage électrolytique CH416882A (fr)

Priority Applications (9)

Application Number Priority Date Filing Date Title
CH304365A CH416882A (fr) 1965-03-04 1965-03-04 Circuit de protection dans une machine pour l'usinage électrolytique
DE19651438908 DE1438908B2 (de) 1965-03-04 1965-12-20 Schutzstromkreis fuer eine maschine zur elektrolytisch abge tragenden bearbeitung
DE1790269A DE1790269C3 (de) 1965-03-04 1965-12-20 Schutzstromkreis für eine Maschine zur elektrolytischen abtragenden Bearbeitung
FR47145A FR1465321A (fr) 1965-03-04 1966-01-25 Circuit de protection dans une machine pour l'usinage électrolytique
GB3651/66A GB1143932A (en) 1965-03-04 1966-01-27 Improvements in or relating to a protecting circuit for an electrolytic machining system
BE676163D BE676163A (fr) 1965-03-04 1966-02-07
AT187166A AT262468B (de) 1965-03-04 1966-02-28 Schutzstromkreis für eine Maschine zur elektrolytischen Bearbeitung
AT126267A AT263169B (de) 1965-03-04 1966-02-28 Schutzstromkreis für eine Maschine zur elektrolytischen Bearbeitung
US530997A US3520791A (en) 1965-03-04 1966-03-01 Protective circuit for electrolytic machining apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH304365A CH416882A (fr) 1965-03-04 1965-03-04 Circuit de protection dans une machine pour l'usinage électrolytique

Publications (1)

Publication Number Publication Date
CH416882A true CH416882A (fr) 1966-07-15

Family

ID=4247333

Family Applications (1)

Application Number Title Priority Date Filing Date
CH304365A CH416882A (fr) 1965-03-04 1965-03-04 Circuit de protection dans une machine pour l'usinage électrolytique

Country Status (7)

Country Link
US (1) US3520791A (fr)
AT (2) AT263169B (fr)
BE (1) BE676163A (fr)
CH (1) CH416882A (fr)
DE (2) DE1790269C3 (fr)
FR (1) FR1465321A (fr)
GB (1) GB1143932A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3779888A (en) * 1967-01-17 1973-12-18 Siemens Ag Device for limiting the short-circuit energy in electrolytic metal-forming apparatus
US3652440A (en) * 1968-11-12 1972-03-28 Cincinnati Milacron Inc Spark sensing system for ecm apparatus
FR2030974A5 (fr) * 1969-06-18 1970-11-13 Bosch
FR2088132B1 (fr) * 1970-05-21 1976-09-03 Mo
GB2140824B (en) * 1983-06-03 1986-12-03 Rolls Royce Electro chemical machining
US5294308A (en) * 1989-04-12 1994-03-15 Shizuoka Seiko Co., Ltd. Method of predicting a short circuit in an electrolytic finishing system
JP5482840B2 (ja) * 2012-07-23 2014-05-07 ダイキン工業株式会社 電源装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3275538A (en) * 1960-09-20 1966-09-27 Gen Motors Corp Electrochemical machining method and apparatus
US3328279A (en) * 1966-06-23 1967-06-27 Anocut Eng Co Control and operating system for electrolytic hole sinking

Also Published As

Publication number Publication date
BE676163A (fr) 1966-06-16
GB1143932A (en) 1969-02-26
FR1465321A (fr) 1967-01-06
US3520791A (en) 1970-07-14
AT263169B (de) 1968-07-10
DE1790269A1 (de) 1972-05-18
DE1790269C3 (de) 1975-01-30
DE1790269B2 (de) 1974-06-06
DE1438908B2 (de) 1971-12-09
DE1438908A1 (de) 1968-11-21
AT262468B (de) 1968-06-10

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