JPS49105171A - - Google Patents

Info

Publication number
JPS49105171A
JPS49105171A JP966174A JP966174A JPS49105171A JP S49105171 A JPS49105171 A JP S49105171A JP 966174 A JP966174 A JP 966174A JP 966174 A JP966174 A JP 966174A JP S49105171 A JPS49105171 A JP S49105171A
Authority
JP
Japan
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.)
Pending
Application number
JP966174A
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 JPS49105171A publication Critical patent/JPS49105171A/ja
Pending legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02Details
    • H01H33/44Devices for ensuring operation of the switch at a predetermined point in the ac cycle
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/70Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
    • H01H33/7007Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid wherein the flow is a function of the current being interrupted

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
JP966174A 1973-01-29 1974-01-22 Pending JPS49105171A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732304904 DE2304904C3 (de) 1973-01-29 1973-01-29 Anordnung zum asynchronen und synchronen Schalten von elektrischen Wechselströmen

Publications (1)

Publication Number Publication Date
JPS49105171A true JPS49105171A (ja) 1974-10-04

Family

ID=5870638

Family Applications (1)

Application Number Title Priority Date Filing Date
JP966174A Pending JPS49105171A (ja) 1973-01-29 1974-01-22

Country Status (4)

Country Link
JP (1) JPS49105171A (ja)
CH (1) CH559424A5 (ja)
DE (1) DE2304904C3 (ja)
FR (1) FR2215689B1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3987262A (en) * 1975-05-12 1976-10-19 Westinghouse Electric Corporation Puffer-type gas-blast circuit-interrupter having variable-area stationary composite piston structure

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1204303B (de) * 1963-08-30 1965-11-04 Siemens Ag Leistungsschalter
US3281733A (en) * 1964-10-13 1966-10-25 Ite Circuit Breaker Ltd Synchronous circuit breaker having a movable winding
DE1250527B (ja) * 1965-10-13 1967-09-21

Also Published As

Publication number Publication date
FR2215689A1 (ja) 1974-08-23
DE2304904A1 (de) 1974-08-08
DE2304904B2 (de) 1975-01-23
DE2304904C3 (de) 1975-08-28
CH559424A5 (ja) 1975-02-28
FR2215689B1 (ja) 1976-11-19

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