BE429490A - - Google Patents

Info

Publication number
BE429490A
BE429490A BE429490DA BE429490A BE 429490 A BE429490 A BE 429490A BE 429490D A BE429490D A BE 429490DA BE 429490 A BE429490 A BE 429490A
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.)
Publication of BE429490A publication Critical patent/BE429490A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
    • H01H33/88—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts
    • H01H33/90—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts this movement being effected by or in conjunction with the contact-operating mechanism
    • H01H33/92—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts this movement being effected by or in conjunction with the contact-operating mechanism the arc-extinguishing fluid being liquid, e.g. oil

Landscapes

  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Circuit Breakers (AREA)
BE429490D 1937-08-12 BE429490A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB213333X 1937-08-12
GB201037X 1937-10-20

Publications (1)

Publication Number Publication Date
BE429490A true BE429490A (en)

Family

ID=26254448

Family Applications (1)

Application Number Title Priority Date Filing Date
BE429490D BE429490A (en) 1937-08-12

Country Status (4)

Country Link
BE (1) BE429490A (en)
CH (1) CH213333A (en)
FR (1) FR840827A (en)
GB (1) GB500731A (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2426387A (en) * 1944-04-04 1947-08-26 Ite Circuit Breaker Ltd Circuit breaker contact
US2445442A (en) * 1944-08-31 1948-07-20 Westinghouse Electric Corp Circuit interrupter
US2619568A (en) * 1947-04-04 1952-11-25 Westinghouse Electric Corp Circuit interrupter
US2606262A (en) * 1949-07-27 1952-08-05 Gen Electric Electric circuit interrupter
DE869095C (en) * 1949-08-17 1953-03-02 Voigt & Haeffner Ag Circuit breaker with a damping device built into the switch rod to regulate the opening speed
US2669628A (en) * 1950-01-05 1954-02-16 Westinghouse Electric Corp Liquid break circuit interrupter
US2669629A (en) * 1950-07-22 1954-02-16 Westinghouse Electric Corp Circuit interrupter
US2737556A (en) * 1951-04-27 1956-03-06 Westinghouse Electric Corp Circuit interrupter
DE1166326B (en) * 1954-12-24 1964-03-26 Westinghouse Electric Corp Electric switch
GB784045A (en) * 1955-03-14 1957-10-02 Asea Ab Oil circuit breaker with two extinguishing chambers
US2919330A (en) * 1956-01-30 1959-12-29 Oerlikon Engineering Company Low-oil content high-tension oil circuit breaker
US3095490A (en) * 1960-02-26 1963-06-25 Westinghouse Electric Corp Circuit interrupters

Also Published As

Publication number Publication date
GB500731A (en) 1939-02-13
CH213333A (en) 1941-01-31
FR840827A (en) 1939-05-04

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