BE729396A - - Google Patents

Info

Publication number
BE729396A
BE729396A BE729396DA BE729396A BE 729396 A BE729396 A BE 729396A BE 729396D A BE729396D A BE 729396DA BE 729396 A BE729396 A BE 729396A
Authority
BE
Belgium
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
Publication of BE729396A publication Critical patent/BE729396A/xx

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/44—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to the rate of change of electrical quantities
    • H02H3/445—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to the rate of change of electrical quantities of DC quantities
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
BE729396D 1968-06-06 1969-03-05 BE729396A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US73497168A 1968-06-06 1968-06-06

Publications (1)

Publication Number Publication Date
BE729396A true BE729396A (xx) 1969-08-18

Family

ID=24953805

Family Applications (1)

Application Number Title Priority Date Filing Date
BE729396D BE729396A (xx) 1968-06-06 1969-03-05

Country Status (5)

Country Link
US (1) US3619640A (xx)
BE (1) BE729396A (xx)
DE (1) DE1910154A1 (xx)
FR (1) FR2010222A1 (xx)
GB (1) GB1222943A (xx)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
DE3032757C2 (de) * 1980-08-30 1984-11-22 Aeg-Elotherm Gmbh, 5630 Remscheid Einrichtung zur Abschaltung der Netzspannung elektrolytischer Bearbeitungsvorrichtungen im Falle eines Kurzschlusses

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2914704A (en) * 1955-10-31 1959-11-24 Gilfillan Bros Inc Abnormal voltage protection circuit

Also Published As

Publication number Publication date
FR2010222A1 (xx) 1970-02-13
DE1910154A1 (de) 1970-01-22
GB1222943A (en) 1971-02-17
US3619640A (en) 1971-11-09

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