JPS4949166A - - Google Patents

Info

Publication number
JPS4949166A
JPS4949166A JP48073216A JP7321673A JPS4949166A JP S4949166 A JPS4949166 A JP S4949166A JP 48073216 A JP48073216 A JP 48073216A JP 7321673 A JP7321673 A JP 7321673A JP S4949166 A JPS4949166 A JP S4949166A
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
JP48073216A
Other languages
Japanese (ja)
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
Priority claimed from GB4694873A external-priority patent/GB1450723A/en
Publication of JPS4949166A publication Critical patent/JPS4949166A/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/02—Housings; Casings; Bases; Mountings
    • H01H71/025—Constructional details of housings or casings not concerning the mounting or assembly of the different internal parts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/02—Bases, casings, or covers
    • H01H9/04—Dustproof, splashproof, drip-proof, waterproof, or flameproof casings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
    • H01H9/34—Stationary parts for restricting or subdividing the arc, e.g. barrier plate
    • H01H9/342—Venting arrangements for arc chutes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
    • H01H9/34—Stationary parts for restricting or subdividing the arc, e.g. barrier plate
    • H01H9/342—Venting arrangements for arc chutes
    • H01H2009/343—Venting arrangements for arc chutes with variable venting aperture function of arc chute internal pressure, e.g. resilient flap-valve or check-valve

Landscapes

  • Breakers (AREA)
JP48073216A 1972-04-28 1973-06-28 Pending JPS4949166A (enrdf_load_stackoverflow)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US24840672A 1972-04-28 1972-04-28
GB1889576A GB1450724A (en) 1972-04-28 1973-10-08 Electrical circuit breaker
GB4694873A GB1450723A (en) 1972-04-28 1973-10-08 Electrical circuit breaker

Publications (1)

Publication Number Publication Date
JPS4949166A true JPS4949166A (enrdf_load_stackoverflow) 1974-05-13

Family

ID=27257673

Family Applications (2)

Application Number Title Priority Date Filing Date
JP48046817A Pending JPS4941862A (enrdf_load_stackoverflow) 1972-04-28 1973-04-26
JP48073216A Pending JPS4949166A (enrdf_load_stackoverflow) 1972-04-28 1973-06-28

Family Applications Before (1)

Application Number Title Priority Date Filing Date
JP48046817A Pending JPS4941862A (enrdf_load_stackoverflow) 1972-04-28 1973-04-26

Country Status (3)

Country Link
JP (2) JPS4941862A (enrdf_load_stackoverflow)
FR (1) FR2181752B1 (enrdf_load_stackoverflow)
GB (1) GB1450724A (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2813431A1 (de) * 1978-03-29 1979-10-04 Bbc Brown Boveri & Cie Elektrischer installationsschalter
FR2508230A1 (fr) * 1981-06-23 1982-12-24 Merlin Gerin Ecran poreux d'echappement pour chambre d'extinction d'arc
US4631376A (en) * 1984-09-28 1986-12-23 Westinghouse Electric Corp. Molded case circuit breaker with an improved arc gas external venting system
DE102004059407B4 (de) * 2004-12-09 2007-02-08 Ge Power Controls Gmbh & Co. Kg Schaltwelleneinheit für einen Schalter
DE102014006957A1 (de) * 2014-05-12 2015-11-12 Tyco Electronics Austria Gmbh Schaltelement für den Einsatz in einem explosionsgefährdeten Bereich

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS402562Y1 (enrdf_load_stackoverflow) * 1964-06-02 1965-01-25
JPS4430033Y1 (enrdf_load_stackoverflow) * 1966-12-19 1969-12-11
JPS455082Y1 (enrdf_load_stackoverflow) * 1965-12-27 1970-03-10

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS402562Y1 (enrdf_load_stackoverflow) * 1964-06-02 1965-01-25
JPS455082Y1 (enrdf_load_stackoverflow) * 1965-12-27 1970-03-10
JPS4430033Y1 (enrdf_load_stackoverflow) * 1966-12-19 1969-12-11

Also Published As

Publication number Publication date
FR2181752B1 (enrdf_load_stackoverflow) 1977-07-22
FR2181752A1 (enrdf_load_stackoverflow) 1973-12-07
JPS4941862A (enrdf_load_stackoverflow) 1974-04-19
GB1450724A (en) 1976-09-29

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