FR2010222A1 - - Google Patents

Info

Publication number
FR2010222A1
FR2010222A1 FR6906280A FR6906280A FR2010222A1 FR 2010222 A1 FR2010222 A1 FR 2010222A1 FR 6906280 A FR6906280 A FR 6906280A FR 6906280 A FR6906280 A FR 6906280A FR 2010222 A1 FR2010222 A1 FR 2010222A1
Authority
FR
France
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.)
Withdrawn
Application number
FR6906280A
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of FR2010222A1 publication Critical patent/FR2010222A1/fr
Withdrawn legal-status Critical Current

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)
FR6906280A 1968-06-06 1969-03-06 Withdrawn FR2010222A1 (fr)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
FR2010222A1 true FR2010222A1 (fr) 1970-02-13

Family

ID=24953805

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6906280A Withdrawn FR2010222A1 (fr) 1968-06-06 1969-03-06

Country Status (5)

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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2468434A1 (fr) * 1979-11-03 1981-05-08 Aeg Elotherm Gmbh Procede d'usinage electrolytique, installation permettant la mise en oeuvre de ce procede et installation d'usinage electrolytique
FR2489617A1 (fr) * 1980-08-30 1982-03-05 Aeg Elotherm Gmbh Dispositif permettant d'interrompre des courts-circuits dans des dispositifs electrolytiques d'usinage

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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2468434A1 (fr) * 1979-11-03 1981-05-08 Aeg Elotherm Gmbh Procede d'usinage electrolytique, installation permettant la mise en oeuvre de ce procede et installation d'usinage electrolytique
FR2489617A1 (fr) * 1980-08-30 1982-03-05 Aeg Elotherm Gmbh Dispositif permettant d'interrompre des courts-circuits dans des dispositifs electrolytiques d'usinage

Also Published As

Publication number Publication date
BE729396A (fr) 1969-08-18
GB1222943A (en) 1971-02-17
DE1910154A1 (de) 1970-01-22
US3619640A (en) 1971-11-09

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Legal Events

Date Code Title Description
ST Notification of lapse