CA982949A - Noise muffler for compressed-gas circuit breakers - Google Patents

Noise muffler for compressed-gas circuit breakers

Info

Publication number
CA982949A
CA982949A CA177,362A CA177362A CA982949A CA 982949 A CA982949 A CA 982949A CA 177362 A CA177362 A CA 177362A CA 982949 A CA982949 A CA 982949A
Authority
CA
Canada
Prior art keywords
compressed
gas circuit
circuit breakers
noise muffler
muffler
Prior art date
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.)
Expired
Application number
CA177,362A
Other languages
English (en)
Other versions
CA177362S (en
Inventor
Georg Koppl
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.)
BBC Brown Boveri AG Switzerland
Original Assignee
Brown Boveri und Cie AG Switzerland
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 Brown Boveri und Cie AG Switzerland filed Critical Brown Boveri und Cie AG Switzerland
Application granted granted Critical
Publication of CA982949A publication Critical patent/CA982949A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H01H33/02—Details
    • H01H33/53—Cases; Reservoirs, tanks, piping or valves, for arc-extinguishing fluid; Accessories therefor, e.g. safety arrangements, pressure relief devices
    • H01H33/58—Silencers for suppressing noise of switch operation
    • 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
    • H01H2033/888—Deflection of hot gasses and arcing products
CA177,362A 1972-08-30 1973-07-26 Noise muffler for compressed-gas circuit breakers Expired CA982949A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1276872A CH548663A (de) 1972-08-30 1972-08-30 Schalldaempfer fuer einen druckgasschalter.

Publications (1)

Publication Number Publication Date
CA982949A true CA982949A (en) 1976-02-03

Family

ID=4386222

Family Applications (1)

Application Number Title Priority Date Filing Date
CA177,362A Expired CA982949A (en) 1972-08-30 1973-07-26 Noise muffler for compressed-gas circuit breakers

Country Status (8)

Country Link
AT (1) AT321402B (enrdf_load_stackoverflow)
CA (1) CA982949A (enrdf_load_stackoverflow)
CH (1) CH548663A (enrdf_load_stackoverflow)
DE (2) DE2246932A1 (enrdf_load_stackoverflow)
FR (1) FR2198244B1 (enrdf_load_stackoverflow)
GB (1) GB1390723A (enrdf_load_stackoverflow)
IT (1) IT993075B (enrdf_load_stackoverflow)
NL (1) NL7311781A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2760890B1 (fr) * 1997-03-17 1999-04-16 Gec Alsthom T & D Sa Deflecteur pour appareil electrique sous enveloppe metallique, en particulier pour disjoncteur haute tension

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1161972B (de) * 1961-07-17 1964-01-30 Bbc Brown Boveri & Cie Auspuffeinrichtung fuer Druckluft-Schnellschalter
DE7219214U (de) * 1972-05-23 1972-08-10 Dunlop Ag Schalldämpfende Blaskammer für Druckgasschalter

Also Published As

Publication number Publication date
NL7311781A (enrdf_load_stackoverflow) 1974-03-04
GB1390723A (en) 1975-04-16
DE7235213U (de) 1974-06-27
CH548663A (de) 1974-04-30
IT993075B (it) 1975-09-30
FR2198244B1 (enrdf_load_stackoverflow) 1977-05-13
FR2198244A1 (enrdf_load_stackoverflow) 1974-03-29
AT321402B (de) 1975-03-25
DE2246932A1 (de) 1974-03-14

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