DK49073C - Electrical Switch with Arc Extinguishing Medium. - Google Patents

Electrical Switch with Arc Extinguishing Medium.

Info

Publication number
DK49073C
DK49073C DK49073DA DK49073C DK 49073 C DK49073 C DK 49073C DK 49073D A DK49073D A DK 49073DA DK 49073 C DK49073 C DK 49073C
Authority
DK
Denmark
Prior art keywords
electrical switch
arc extinguishing
extinguishing medium
medium
arc
Prior art date
Application number
Other languages
Danish (da)
Original Assignee
Asea Ab
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 Asea Ab filed Critical Asea Ab
Application granted granted Critical
Publication of DK49073C publication Critical patent/DK49073C/en

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
    • H01H33/70—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
    • H01H33/94—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 solely due to the pressure caused by the arc itself or by an auxiliary arc
    • H01H33/96—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 solely due to the pressure caused by the arc itself or by an auxiliary arc the arc-extinguishing fluid being liquid, e.g. oil

Landscapes

  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Circuit Breakers (AREA)
  • Arc-Extinguishing Devices That Are Switches (AREA)
DK49073D 1932-01-23 1933-01-21 Electrical Switch with Arc Extinguishing Medium. DK49073C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE49073X 1932-01-23

Publications (1)

Publication Number Publication Date
DK49073C true DK49073C (en) 1934-07-30

Family

ID=20265245

Family Applications (1)

Application Number Title Priority Date Filing Date
DK49073D DK49073C (en) 1932-01-23 1933-01-21 Electrical Switch with Arc Extinguishing Medium.

Country Status (6)

Country Link
US (1) US2020475A (en)
BE (2) BE393776A (en)
DE (3) DE912122C (en)
DK (1) DK49073C (en)
FR (2) FR749337A (en)
GB (3) GB408077A (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB378493A (en) * 1931-05-09 1932-08-09 Electr & Allied Ind Res Ass Improvements relating to electric switches or circuit breakers, fusible cut-outs andlightning arresters
US2477837A (en) * 1944-08-25 1949-08-02 Westinghouse Electric Corp Circuit interrupter
US2447950A (en) * 1945-04-03 1948-08-24 Westinghouse Electric Corp Circuit interrupter
US2420889A (en) * 1945-04-06 1947-05-20 Westinghouse Electric Corp Circuit interrupter
US2686854A (en) * 1948-02-13 1954-08-17 Westinghouse Electric Corp Circuit interrupter
DE1023111B (en) * 1954-06-04 1958-01-23 Asea Ab Fire chamber for low-oil electrical circuit breakers
DE1017684B (en) * 1954-07-17 1957-10-17 Sachsenwerk Licht & Kraft Ag Fire chamber for low-oil electrical circuit breakers
US2878345A (en) * 1955-02-11 1959-03-17 Asea Ab Extinguishing chamber for electric circuit breakers
US3378661A (en) * 1965-10-20 1968-04-16 Allis Chalmers Mfg Co Auxiliary contact structure with arc suppressing means

Also Published As

Publication number Publication date
US2020475A (en) 1935-11-12
GB423424A (en) 1935-01-31
GB409099A (en) 1934-04-26
GB408077A (en) 1934-04-05
FR45197E (en) 1935-07-06
BE393776A (en) 1933-02-28
FR749337A (en) 1933-07-21
DE912595C (en) 1954-05-31
DE912122C (en) 1954-05-24
DE894269C (en) 1953-10-22
BE404895A (en)

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